Known Issues in 26R2

Pre-Release Dates: July 3 & 10, 2026 | Release Dates: July 31 & August 7, 2026

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The issues listed below may impact Vault functionality for some users. We are actively investigating all known issues and will be providing fixes and updated information in future releases. Between the limited release and the general release, we may remove issues that are found to be caused by user error or are working as designed. This list is subject to change until the general release.

Audit Trails

Issue Description	Issue No.	New Feature
Users with the CDMS Deployment Administrator role cannot see deleted subjects in the subject grid.	VDC-300455*
In some cases, adding a change reason alongside an event date on a blank event causes the change reason to not be displayed in Audit 2.0.	VDC-300488*

Compare Versions & Vaults

Issue Description	Issue No.	New Feature
Users may receive a server error when attempting to compare study versions when one version is on a remote vault and the study has safety configurations.	VDC-288113*

DQS - Admin

Issue Description	Issue No.	New Feature
In some cases, when the Create permission for multiple categories is removed from a role using batch edit and then re-granted for a single category via individual edit, the user with that role cannot save a new listing for the permitted category.	VDC-295681*

DQS - Import

Issue Description	Issue No.	New Feature
In some cases, an Open EDC reference object loading error occurs when importing study packages.	VDC-285890*
In some cases, EDC incremental study ingestion fails when processing deleted picklists.	VDC-287865*
In some cases, when importing 3PD packages, Data Managers can see blinded data columns in one listing but are blocked from seeing the column headers in the other.	VDC-289393*
Import packages may take much longer than expected to ingest.	VDC-291265*
The ingestion job incorrectly includes D-016 warnings in the Rows with Skipped Data count on the Import Packages page.	VDC-291978*
When downloading and unzipping the import log file, the wrong file name format is generated for the metrics log file.	VDC-292122*
When a 3PD package containing an item definition with a reserved word is imported, the ingestion job incorrectly completes without throwing an error.	VDC-293953*
In some cases, when multiple studies are renamed during the same incremental window, both the studies are not displayed on the Studies page as expected.	VDC-294243*
In some cases, deleted packages may display on the Import page when uploading new packages.	VDC-297867*
When a source is deleted, the User who loaded the source is no longer available in the Uploaded By filter of the Import Audit Log.	VDC-297872*
In some cases, users are unable to download 3PD packages as they remain stuck in the "In progress" stage.	VDC-298624*
When creating a new study swap, study attributes are not consistently pre-populated from the active swap.	VDC-298724*
In some cases, incremental data loads remain stuck in a Pending status after a full load.	VDC-298982*
Open EDC packages may fail to load.	VDC-300224*

DQS - Listings

Issue Description	Issue No.	New Feature
In some cases, when filtering using the "Is one of selected" operator, the underlying CQL is displayed after saving the listing.	VDC-290813*
In some cases, the picklist does not show "Blank" as an available option as expected for the "Is one of selected" operator.	VDC-293736*
An incorrect error message displays when attempting to save a listing with a duplicate title.	VDC-295310*
In some cases, when filtering for the subject number and selecting the additional listing in the subject details panel, no records for the subject are loaded.	VDC-296362
In some cases, when more than 1000 review listings are in production, the review dashboard data does not populate as expected.	VDC-296379*
In the Subject Details panel, the Information icon doesn't display when the selected field isn't queryable.	VDC-299614

DQS - Metrics

Issue Description	Issue No.	New Feature
In some cases, threshold labels overlap in metrics visualizations.	VDC-292500*
The error message displayed when hovering over the icon of an invalid metric is incorrect.	VDC-295149*
The "Invalid" status pill should display when metrics fail to generate.	VDC-295172*
Export validation is needed for invalid metrics.	VDC-295262*
Deselecting a value under the Flag column on a CDB Metric listing page causes the page to refresh prematurely, preventing the user from making other selections first.	VDC-298252
When in visualization mode, editing metric details can cause more than 200 records to be visualized.	VDC-298734*
In some cases, the Last Modified On users and study information for metrics is incorrect.	VDC-298925*
In some cases, after a metric is created, an error is displayed upon attempting to load the metric page and no data displays.	VDC-300053

DQS - Queries

Issue Description	Issue No.	New Feature
When opening queries in batch, Workbench may only show the query decoration on a selected row and not on any subsequent rows until the page is refreshed.	VDC-297945*

DQS - Views

Issue Description	Issue No.	New Feature
Decorations and detail panels should not be displayed for Views.	VDC-298435

Imaging

Issue Description	Issue No.	New Feature
Exam upload fails with a server error for 1GB exams when WADO is enabled.	VDC-299286*

Labs

Issue Description	Issue No.	New Feature
The link to upload a Lab Normal Range Document directs the user to download the Upload Normal Ranges Template instead.	VDC-298279

Migration

Issue Description	Issue No.	New Feature
Migration fails when the queries.csv contains a query message for a closed query, even though EDC allows optional messages on closed queries.	VDC-294757
EDC Migrator shows the Success icon instead of the Success with Warnings icon when the workflow has the Success with Warnings status.	VDC-297386

Queries

Issue Description	Issue No.	New Feature
For multi-role users, editing a reopened query message changes the Query Team to the last selected Query Team.	VDC-300542

Review Plan Editor

Issue Description	Issue No.	New Feature
Vault may not show the Visit Method in the Schedule Overrides tab of the Review Plan Editor if Visit Method was enabled after the Review Plan was first created.	VDC-295013*

Role & User Management

Issue Description	Issue No.	New Feature
If Just in Time Veeva ID is enabled, and it is the first time a user is inactivated, inactivation fails for Veeva ID users.	VDC-297922*
Users may receive a server error when importing a user file that has a row with an identical first and last name to the System person record.	VDC-298933

Rule Editor

Issue Description	Issue No.	New Feature
When a user changes the Type of a Subject Group, and that group already had a rule action configured to assign it, the Rule Editor will show the Private Key for the Subject Group in the rule action configuration.	VDC-294909*

Rule Execution

Issue Description	Issue No.	New Feature
When multiple rules that set the subject's Arm or Cohort evaluate as true for the same subject, the rule output may unset the subject's Arm or Cohort unexpectedly.	VDC-289327*

Safety Integration

Issue Description	Issue No.	New Feature
Selecting a static, boolean value locks the mapping configuration after the user edits and clears the Static Value selection.	VDC-297814*

SDS & Annotated PDFs

Issue Description	Issue No.	New Feature
When a Payable Activity uses a Procedure Definition set to Event Name or Static Value, but the Procedure Date is set to Item Value, and that Item is in a repeating Itemp Group, the Repeating Item Group Strategy, Item Group Sequence, and Grouped Items columns will be empty in the SDS.	VDC-298328*

Study Data Extracts

Issue Description	Issue No.	New Feature
The LABANALYTELABEL column in SYS_ANALYTES shows the lab Name instead of Label.	VDC-300973

Study Design

Issue Description	Issue No.	New Feature
In the Studio Navigation Panel, Vault shows record counts, instead of "(0)", when the user doesn't have permission to access those records.	VDC-296931*

Study File Format

Issue Description	Issue No.	New Feature
In some cases, users are unable to download SFF packages via the API.	VDC-298612*

Test Data

Issue Description	Issue No.	New Feature
When a user imports a CSV file that is missing column inside of a ZIP file, Vault doesn't fail the import job.	VDC-294682*
Import processing stops when an Event Group isn't found.	VDC-298679*
When a user who isn't a Vault Owner runs the job and then downloads the job result file, the file is a JSON file.	VDC-301501

UI & Performance

Issue Description	Issue No.	New Feature
In some cases, Lab Unit label updates cause delays during incremental ingestion.	VDC-286233*
The Load Packages page in CDB takes longer than expected to load some studies.	VDC-288225*