Unable to upload new documents in "Prepare Work Order" screen

The user is intermittently unable to create Field Activities, as the system returns a negative acknowledgment along with error messages. (25R1)

The issue:

• Occurs sometimes and only for some users

• Cannot be consistently reproduced

• Does not occur every time the action is performed

Test steps to replicate the issue - 

1. Navigate to the page “Prepare work order” and select a work order
2. Go to the bottom of the page to the Attachments section
3. Select the DOCUMENTS tab
4. Click the New Document button

Attach the PDF and click OK

Error message:
Error when writing the file: Error while uploading the file. Detail: Error while uploading the file. Error from inside uploadFileNew: Failed to create the file entry. ORA-01502: index 'IFSAPP.EDM_FILE_STORAGE_RK' or partition of such index is in unusable state
ORA-06512: at "IFSAPP.EDM_FILE_STORAGE_API", line 2320
ORA-06512: at "IFSAPP.EDM_FILE_STORAGE_API", line 2352
ORA-06512: at "IFSAPP.EDM_FILE_STORAGE_API", line 2360
ORA-06512: at "IFSAPP.EDM_FILE_STORAGE_API", line 656
ORA-06512: at "IFSAPP.EDM_FILE_STORAGE_API", line 2206
ORA-06512: at "IFSAPP.EDM_FILE_STORAGE_API", line 2021
ORA-06512: at line 1