Salesforce Known Issues
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Known Issues · Data Loader

Data Loader OAuth login may fail when using saved usernames and Server host setting is changed unexpectedly

Data Loader , Sandbox

When attempting to login using Data Loader's OAuth option, users encounter a generic error: Please check your username and password. If you still can't log in, contact your Salesforce administrator. And no login attempt may be present or recorded in the user record's login history. In addition,...

In Review ·Reported By 37 ·Updated 7 days ago

Data Loader OAuth login fails with error "Can't access this page We don't support this browser"

API , Data Loader

When non Admin users attempt to use the OAuth login option with Data Loader on Windows machines, they may encounter the following error message that prevents log in. Can't access this page We don't support this browser. Try opening this page in a supported browser. Data Loader uses SWT to render...

In Review ·Reported By 7 ·Updated 7 days ago

Data Loader 52.0.0 Bulk API create an incorrect number of batches.

Data Loader

Data Loader 52.0.0 creates more batches than expected when Bulk API is enabled.

Release In Progress - Summer '21 Patch 12.0 ·Reported By 5 ·Updated 7 days ago

Unable to save Data Loader field mapping sdl file on Mac OS 10.5 Catalina

API , Data Loader

Using Data Loader on MacOS 10.15 Catalina and selecting to "Create or Edit a Map" on Step 3: Mapping for any Data Loader operation (i.e. Insert), saving a new SDL mapping file, and then selecting to "Save Mapping" once again and attempting to re-save the file or create a new renamed mapping file causes...

In Review ·Reported By 9 ·Updated 22 days ago

Unable to install Data Loader by installation script on Windows.

Data Loader

- Data Loader installation script on windows does not copy files to the installation folder. - This issue happens on Windows

Fixed - Summer '21 Patch 9.0 ·Reported By 0 ·Updated 2021-06-01

Empty Bulk Dataloader result file (success/failure ) if the batch status is completed but with error message. (i.e. batch exceeds 10 mins timeout.)

Data Loader

When using Apex dataloader to load data and if a batch hit any error (e.g: batch exceeds 10 mins timeout.), the process.success and failure files are empty. This issue happens when BULK api is used.

Fixed - Winter '17 ·Reported By 31 ·Updated 2021-05-26

Unable to update more than one email message record via Apex or with Data Loader when the batch size is over 200

Apex , API , Data Loader , Developer Console , Winter 17

Unable to update more than one email message record via Dev console / APEX or with Data Loader when the batch size is over 200 When we try to update multiple email message records using the 'open execute anonymous window' in dev console, an error is thrown. The code to update the email messages...

Fixed - Spring '17 ·Reported By 16 ·Updated 2021-05-26

Duplicate Salesforce ID is displayed in Data Import Wizard

Data Loader , Winter 16

Duplicate Salesforce ID is displayed in Data Import Wizard

Fixed - Winter '17 ·Reported By 5 ·Updated 2021-05-26

Dataloader is inconsistently deserializing Date objects when Grouped

Data Loader

Dates (not datetime) are being deserialized with local timezones by WSC when grouped Expected: Date will be deserialized consistently in both graphs. Actual: In the non-aggregate query the datatype is null and a plain string. In the aggregate query the datatype is date and it has erroneously...

Fixed - Spring '17 ·Reported By 1 ·Updated 2021-05-26

The import wizard fails with a generic error.

Data Loader

Some customers using the import wizard may encounter difficulty importing one or more files even though all of the data is correctly formatted and all required fields are present.

In Review ·Reported By 731 ·Updated 2021-04-21

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