# Latest **URL:** https://community.exploratory.io/latest.md?page=1 [Latest](https://community.exploratory.io/latest.md) · [Categories](https://community.exploratory.io/categories.md) **Page:** 2 --- ## [How to fix errors that occur when subtracting values with a specified period (years and months)](https://community.exploratory.io/t/how-to-fix-errors-that-occur-when-subtracting-values-with-a-specified-period-years-and-months/4260)
**Author:** [@Takato\_Shiroto](https://community.exploratory.io/u/Takato_Shiroto)\ **Replies:** 0\ **Last updated:** [June 12, 2026, 4:45am UTC](https://community.exploratory.io/t/how-to-fix-errors-that-occur-when-subtracting-values-with-a-specified-period-years-and-months/4260 "2026-06-12T04:45:16Z")
This article explains the cause and solution for the must be size 1, not 0 error that can occur in some groups when using a custom R command to calculate “the difference in values between specific year-months” for each g… --- ## [Released Exploratory Desktop v15.6!](https://community.exploratory.io/t/released-exploratory-desktop-v15-6/4259)
**Author:** [@Takato\_Shiroto](https://community.exploratory.io/u/Takato_Shiroto)\ **Replies:** 0\ **Last updated:** [June 12, 2026, 3:55am UTC](https://community.exploratory.io/t/released-exploratory-desktop-v15-6/4259 "2026-06-12T03:55:49Z")
On June 11, 2026, we released Exploratory Desktop v15.6! In this release, we’ve added enhancements such as remembering the “Re-import Data” setting for Notes and Dashboards, and allowing trend line colors to be changed … --- ## [How to display only the linear regression line without showing the solid line in a Line chart](https://community.exploratory.io/t/how-to-display-only-the-linear-regression-line-without-showing-the-solid-line-in-a-line-chart/4257)
**Author:** [@Takato\_Shiroto](https://community.exploratory.io/u/Takato_Shiroto)\ **Replies:** 0\ **Last updated:** [June 8, 2026, 3:10pm UTC](https://community.exploratory.io/t/how-to-display-only-the-linear-regression-line-without-showing-the-solid-line-in-a-line-chart/4257 "2026-06-08T15:10:37Z")
When using a linear regression trend line in a Line chart, suppose you want to hide the solid line itself and display only the linear regression trend line. In that case, you can achieve this by going to the Y-axis m… --- ## [Released Exploratory Desktop v15.5!](https://community.exploratory.io/t/released-exploratory-desktop-v15-5/4256)
**Author:** [@Takato\_Shiroto](https://community.exploratory.io/u/Takato_Shiroto)\ **Replies:** 0\ **Last updated:** [June 8, 2026, 4:09am UTC](https://community.exploratory.io/t/released-exploratory-desktop-v15-5/4256 "2026-06-08T04:09:08Z")
On June 7, 2026, we released Exploratory Desktop v15.5! In this release, we’ve significantly enhanced the Analytics features, including adding CatBoost to the machine learning models, the Silhouette method for K-Means c… --- ## [The error "Failed to generate the dashboard because resolving the data frame dependencies failed" occurs](https://community.exploratory.io/t/the-error-failed-to-generate-the-dashboard-because-resolving-the-data-frame-dependencies-failed-occurs/4254)
**Author:** [@Takato\_Shiroto](https://community.exploratory.io/u/Takato_Shiroto)\ **Replies:** 0\ **Last updated:** [June 4, 2026, 11:59pm UTC](https://community.exploratory.io/t/the-error-failed-to-generate-the-dashboard-because-resolving-the-data-frame-dependencies-failed-occurs/4254 "2026-06-04T23:59:03Z")
One possible cause of this error is that the dashboard was run while another R process was still executing. To resolve this, please try running the dashboard again, or reopen the project and then run the dashboard. If … --- ## [When running an R script, the error "could not find function '%\>%\<-'" occurs](https://community.exploratory.io/t/when-running-an-r-script-the-error-could-not-find-function-occurs/4253)
**Author:** [@Takato\_Shiroto](https://community.exploratory.io/u/Takato_Shiroto)\ **Replies:** 0\ **Last updated:** [June 4, 2026, 11:53pm UTC](https://community.exploratory.io/t/when-running-an-r-script-the-error-could-not-find-function-occurs/4253 "2026-06-04T23:53:39Z")
When you write a script that includes variable assignment with \<- inside a Custom R Command, the following error may occur: Error in %\>% var\_name \<- "..." : could not find function "%\>%\<-" A Custom R Command is treated… --- ## [Data import from a database fails with the error "Can't transform a data frame with duplicate names."](https://community.exploratory.io/t/data-import-from-a-database-fails-with-the-error-cant-transform-a-data-frame-with-duplicate-names/4251)
**Author:** [@Ikuya\_Murasato](https://community.exploratory.io/u/Ikuya_Murasato)\ **Replies:** 0\ **Last updated:** [June 3, 2026, 1:31pm UTC](https://community.exploratory.io/t/data-import-from-a-database-fails-with-the-error-cant-transform-a-data-frame-with-duplicate-names/4251 "2026-06-03T13:31:25Z")
When attempting to import data from PostgreSQL or PostgreSQL-compatible databases (such as Amazon Redshift or HP Vertica), the data import may fail with the error: “Can’t transform a data frame with duplicate names.” In … --- ## [The range set for the Y2 axis in the chart is not applied](https://community.exploratory.io/t/the-range-set-for-the-y2-axis-in-the-chart-is-not-applied/4252)
**Author:** [@Takato\_Shiroto](https://community.exploratory.io/u/Takato_Shiroto)\ **Replies:** 0\ **Last updated:** [June 4, 2026, 12:51pm UTC](https://community.exploratory.io/t/the-range-set-for-the-y2-axis-in-the-chart-is-not-applied/4252 "2026-06-04T12:51:50Z")
If you’re using the Y2 axis in your chart and setting the Y2 axis range in the settings isn’t working, please try upgrading to the latest version (v14.4) or later. Also, if you’ve specified a Y2 range in a chart using r… --- ## [Updating data retrieved from the database takes longer after upgrading to v15](https://community.exploratory.io/t/updating-data-retrieved-from-the-database-takes-longer-after-upgrading-to-v15/4250)
**Author:** [@Ikuya\_Murasato](https://community.exploratory.io/u/Ikuya_Murasato)\ **Replies:** 0\ **Last updated:** [May 29, 2026, 3:29pm UTC](https://community.exploratory.io/t/updating-data-retrieved-from-the-database-takes-longer-after-upgrading-to-v15/4250 "2026-05-29T15:29:53Z")
If the version of Exploratory you are currently using is “v15.0” or “v15.1”, you may be experiencing a known issue (which has already been fixed) where updating data retrieved from the database takes a long time. This i… --- ## [Released Exploratory Desktop v15.4!](https://community.exploratory.io/t/released-exploratory-desktop-v15-4/4249)
**Author:** [@Takato\_Shiroto](https://community.exploratory.io/u/Takato_Shiroto)\ **Replies:** 0\ **Last updated:** [May 29, 2026, 8:56am UTC](https://community.exploratory.io/t/released-exploratory-desktop-v15-4/4249 "2026-05-29T08:56:36Z")
On May 29, 2026, we released Exploratory Desktop v15.4! :fire: In this release, we’ve fixed several issues, including a warning message shown when previewing Notes on Apple Silicon Macs and a performance slowdown when s… --- ## [How to Set the Default Sample Data Size for AI Data Wrangling at the System Level](https://community.exploratory.io/t/how-to-set-the-default-sample-data-size-for-ai-data-wrangling-at-the-system-level/4248)
**Author:** [@Ikuya\_Murasato](https://community.exploratory.io/u/Ikuya_Murasato)\ **Replies:** 0\ **Last updated:** [May 27, 2026, 9:53am UTC](https://community.exploratory.io/t/how-to-set-the-default-sample-data-size-for-ai-data-wrangling-at-the-system-level/4248 "2026-05-27T09:53:39Z")
This feature was added in version 12. The Sample Size for AI Wrangling setting in System Settings lets you configure the default sample data size passed to the AI when using the AI Data Wrangling feature. How to Configu… --- ## [How to Set the Data Sample Size for AI Summary and Chart Explanation at the System Level](https://community.exploratory.io/t/how-to-set-the-data-sample-size-for-ai-summary-and-chart-explanation-at-the-system-level/4247)
**Author:** [@Ikuya\_Murasato](https://community.exploratory.io/u/Ikuya_Murasato)\ **Replies:** 0\ **Last updated:** [May 27, 2026, 8:51am UTC](https://community.exploratory.io/t/how-to-set-the-data-sample-size-for-ai-summary-and-chart-explanation-at-the-system-level/4247 "2026-05-27T08:51:01Z")
Starting with Exploratory Desktop v15.3, you can now set the default size of the data passed to the AI using the “Sample Size for Chart Explanation” setting in the “AI” tab of the System Settings. This setting applies t… --- ## [How to Enable/Disable AI Features in Exploratory](https://community.exploratory.io/t/how-to-enable-disable-ai-features-in-exploratory/4246)
**Author:** [@Ikuya\_Murasato](https://community.exploratory.io/u/Ikuya_Murasato)\ **Replies:** 0\ **Last updated:** [May 27, 2026, 5:46am UTC](https://community.exploratory.io/t/how-to-enable-disable-ai-features-in-exploratory/4246 "2026-05-27T05:46:38Z")
Starting with Exploratory Desktop v15.3, a “Enable AI Features” checkbox has been added to the AI tab in the System Settings. This option allows you to disable all AI-related features across the entire application at on… --- ## [How to Improve Performance When Importing Data from Oracle Data Sources](https://community.exploratory.io/t/how-to-improve-performance-when-importing-data-from-oracle-data-sources/4245)
**Author:** [@Ikuya\_Murasato](https://community.exploratory.io/u/Ikuya_Murasato)\ **Replies:** 0\ **Last updated:** [May 27, 2026, 4:59am UTC](https://community.exploratory.io/t/how-to-improve-performance-when-importing-data-from-oracle-data-sources/4245 "2026-05-27T04:59:31Z")
Starting from Exploratory Desktop v15.3, a “Fetch Buffer Size (Bytes)” field has been added to the Oracle database connection dialog. By adjusting the amount of data retrieved in a single network communication throug… --- ## [Error: vector memory exhausted (limit reached?)](https://community.exploratory.io/t/error-vector-memory-exhausted-limit-reached/1902)
**Author:** [@user1](https://community.exploratory.io/u/user1)\ **Replies:** 0\ **Last updated:** [August 4, 2020, 5:49pm UTC](https://community.exploratory.io/t/error-vector-memory-exhausted-limit-reached/1902 "2020-08-04T17:49:01Z")
If you encounter the error “Error: vector memory exhausted (limit reached?)” in Exploratory, please try the following solutions. Reopen the Project Closing the project temporarily releases the data cache that was open w… --- ## [Released Exploratory Desktop v15.3!](https://community.exploratory.io/t/released-exploratory-desktop-v15-3/4244)
**Author:** [@Takato\_Shiroto](https://community.exploratory.io/u/Takato_Shiroto)\ **Replies:** 0\ **Last updated:** [May 25, 2026, 2:58am UTC](https://community.exploratory.io/t/released-exploratory-desktop-v15-3/4244 "2026-05-25T02:58:07Z")
On May 24, 2026, we released Exploratory Desktop v15.3! :fire: In this release, we’ve made performance improvements to data imports from databases and files, as well as to parameter rendering. Please upgrade to the lat… --- ## [Errors Occur When Upgrading Exploratory to v15](https://community.exploratory.io/t/errors-occur-when-upgrading-exploratory-to-v15/4243)
**Author:** [@Ikuya\_Murasato](https://community.exploratory.io/u/Ikuya_Murasato)\ **Replies:** 0\ **Last updated:** [May 20, 2026, 4:53pm UTC](https://community.exploratory.io/t/errors-occur-when-upgrading-exploratory-to-v15/4243 "2026-05-20T16:53:28Z")
When upgrading Exploratory to v15, you may encounter an error like the following: Error : package or namespace load failed for 'janitor' in inDL(x, as.logical(local), as.logical(now), ...): unable to load shared object … --- ## ["No project found." error occurs when refreshing a project](https://community.exploratory.io/t/no-project-found-error-occurs-when-refreshing-a-project/4242)
**Author:** [@Takato\_Shiroto](https://community.exploratory.io/u/Takato_Shiroto)\ **Replies:** 0\ **Last updated:** [May 19, 2026, 9:22am UTC](https://community.exploratory.io/t/no-project-found-error-occurs-when-refreshing-a-project/4242 "2026-05-19T09:22:45Z")
When trying to import an updated project from Exploratory Server, clicking the “Refresh” button in the project list caused a “No project found.” error. This issue occurred in v15.1. This issue has been fixed in v15.2, s… --- ## [Released Exploratory Desktop v15.2!](https://community.exploratory.io/t/released-exploratory-desktop-v15-2/4241)
**Author:** [@Takato\_Shiroto](https://community.exploratory.io/u/Takato_Shiroto)\ **Replies:** 0\ **Last updated:** [May 19, 2026, 7:48am UTC](https://community.exploratory.io/t/released-exploratory-desktop-v15-2/4241 "2026-05-19T07:48:07Z")
On May 19, 2026, we released Exploratory Desktop v15.2! :fire: This release includes an enhancement to improve the wording in the AI Summary for Charts, along with a fix for the “Project Not Found” error that occurred w… --- ## [How to Fix Charts Getting Cut Off When Exporting Notes to PDF](https://community.exploratory.io/t/how-to-fix-charts-getting-cut-off-when-exporting-notes-to-pdf/4240)
**Author:** [@Ikuya\_Murasato](https://community.exploratory.io/u/Ikuya_Murasato)\ **Replies:** 0\ **Last updated:** [May 19, 2026, 2:12am UTC](https://community.exploratory.io/t/how-to-fix-charts-getting-cut-off-when-exporting-notes-to-pdf/4240 "2026-05-19T02:12:34Z")
When exporting Notes to PDF, charts set to a Wide Size may get cut off on the edge. Currently, there are two workarounds available: 1. Scale Down the Print Size By adjusting the scale factor to fit the page in the p… --- ## [Released Exploratory Desktop v15.1!](https://community.exploratory.io/t/released-exploratory-desktop-v15-1/4239)
**Author:** [@Takato\_Shiroto](https://community.exploratory.io/u/Takato_Shiroto)\ **Replies:** 0\ **Last updated:** [May 18, 2026, 5:17am UTC](https://community.exploratory.io/t/released-exploratory-desktop-v15-1/4239 "2026-05-18T05:17:11Z")
On May 18, 2026, we released Exploratory Desktop v15.1! :fire: This release fixes several important issues, including the “File already exists” error that occurred in v15.0 and the performance degradation when re-import… --- ## [Released Exploratory Server v15!](https://community.exploratory.io/t/released-exploratory-server-v15/4238)
**Author:** [@Takato\_Shiroto](https://community.exploratory.io/u/Takato_Shiroto)\ **Replies:** 0\ **Last updated:** [May 18, 2026, 5:13am UTC](https://community.exploratory.io/t/released-exploratory-server-v15/4238 "2026-05-18T05:13:36Z")
We released Exploratory Server v15.0 on May 16, 2026! This is an Exploratory Server release for customers using Exploratory Hosted Server or On-Premise Server. This release includes enhancements such as “Displaying Pub… --- ## [Bar chart value labels appear in incorrect positions when displayed](https://community.exploratory.io/t/bar-chart-value-labels-appear-in-incorrect-positions-when-displayed/4225)
**Author:** [@Takato\_Shiroto](https://community.exploratory.io/u/Takato_Shiroto)\ **Replies:** 0\ **Last updated:** [May 4, 2026, 11:43pm UTC](https://community.exploratory.io/t/bar-chart-value-labels-appear-in-incorrect-positions-when-displayed/4225 "2026-05-04T23:43:11Z")
An issue has been confirmed in v14 where value labels on bar charts may appear in unintended positions when the “Value Label Position” setting is left at its default “Auto” setting. If you encounter this issue, you c… --- ## [Released Exploratory Desktop v15!🔥](https://community.exploratory.io/t/released-exploratory-desktop-v15/4237)
**Author:** [@Takato\_Shiroto](https://community.exploratory.io/u/Takato_Shiroto)\ **Replies:** 0\ **Last updated:** [May 14, 2026, 8:44am UTC](https://community.exploratory.io/t/released-exploratory-desktop-v15/4237 "2026-05-14T08:44:37Z")
We released Exploratory Desktop v15.0 on May 13, 2026​:fire: This release introduces a variety of new features, including the “Step Diagram” that visualizes the flow of data wrangling, “AI Auto-Fix” that diagnoses error… --- ## [Published Content Not Appearing in the Content List](https://community.exploratory.io/t/published-content-not-appearing-in-the-content-list/4235)
**Author:** [@Ikuya\_Murasato](https://community.exploratory.io/u/Ikuya_Murasato)\ **Replies:** 0\ **Last updated:** [May 14, 2026, 2:15am UTC](https://community.exploratory.io/t/published-content-not-appearing-in-the-content-list/4235 "2026-05-14T02:15:23Z")
In Exploratory, you can publish content such as data, charts, analytics notes, and dashboards to a server. Once published, you can view and manage them from the Content List page. Exploratory automatically determines… --- ## [Parameters for a chart added to a Dashboard or Note do not appear in the Parameter Pane](https://community.exploratory.io/t/parameters-for-a-chart-added-to-a-dashboard-or-note-do-not-appear-in-the-parameter-pane/4233)
**Author:** [@Ikuya\_Murasato](https://community.exploratory.io/u/Ikuya_Murasato)\ **Replies:** 0\ **Last updated:** [May 12, 2026, 4:26pm UTC](https://community.exploratory.io/t/parameters-for-a-chart-added-to-a-dashboard-or-note-do-not-appear-in-the-parameter-pane/4233 "2026-05-12T16:26:04Z")
If you are using a version earlier than v14.4, it is likely that the parameters are not appearing due to a known issue that has since been resolved. Therefore, if you are using a version prior to v14.4, please download … --- ## [How to temporarily switch the Stripe account connected to Exploratory](https://community.exploratory.io/t/how-to-temporarily-switch-the-stripe-account-connected-to-exploratory/4232)
**Author:** [@Ikuya\_Murasato](https://community.exploratory.io/u/Ikuya_Murasato)\ **Replies:** 0\ **Last updated:** [May 12, 2026, 4:24pm UTC](https://community.exploratory.io/t/how-to-temporarily-switch-the-stripe-account-connected-to-exploratory/4232 "2026-05-12T16:24:36Z")
You should see a menu labeled “Update Connection” at the top of the Stripe import dialog. Clicking that will open a dialog box; please click “Grant Permission.” This will redirect you to the Stripe website, where a … --- ## [How to convert categorical data into dummy variables](https://community.exploratory.io/t/how-to-convert-categorical-data-into-dummy-variables/4231)
**Author:** [@Ikuya\_Murasato](https://community.exploratory.io/u/Ikuya_Murasato)\ **Replies:** 0\ **Last updated:** [May 12, 2026, 4:22pm UTC](https://community.exploratory.io/t/how-to-convert-categorical-data-into-dummy-variables/4231 "2026-05-12T16:22:07Z")
Please refer to the following link for instructions on how to perform dummy coding (one-hot encoding): Note that if you are running predictive models such as linear regression or machine learning in Exploratory, you d… --- ## ["Error in calculation when using fct\_reorder: .f must be a factor or character vector, not a function"](https://community.exploratory.io/t/error-in-calculation-when-using-fct-reorder-f-must-be-a-factor-or-character-vector-not-a-function/4227)
**Author:** [@Takato\_Shiroto](https://community.exploratory.io/u/Takato_Shiroto)\ **Replies:** 0\ **Last updated:** [May 5, 2026, 11:47pm UTC](https://community.exploratory.io/t/error-in-calculation-when-using-fct-reorder-f-must-be-a-factor-or-character-vector-not-a-function/4227 "2026-05-05T23:47:42Z")
Problem When you run a calculation that uses fct\_reorder in the “Create Calculation” step, you may see an error like the following. Error in mutate(., filter = fct\_reorder(vars, vars\_order)) : ℹ In argument: \`filter = f… --- ## [How to draw a reference line for the average when selecting a numeric column on the X-axis in a bar chart](https://community.exploratory.io/t/how-to-draw-a-reference-line-for-the-average-when-selecting-a-numeric-column-on-the-x-axis-in-a-bar-chart/4223)
**Author:** [@Ikuya\_Murasato](https://community.exploratory.io/u/Ikuya_Murasato)\ **Replies:** 0\ **Last updated:** [April 28, 2026, 6:14am UTC](https://community.exploratory.io/t/how-to-draw-a-reference-line-for-the-average-when-selecting-a-numeric-column-on-the-x-axis-in-a-bar-chart/4223 "2026-04-28T06:14:56Z")
As shown below, suppose you select a numeric column for the X-axis in a bar chart and display all values, then draw a reference line for the average of the values on the X-axis. The average reference line shown on th… [Previous page](https://community.exploratory.io/latest.md) [Next page](https://community.exploratory.io/latest.md?page=2)