Symptoms

When document is uploaded to vantage document repository Documents or to document set in Document Skill Editor, the file is not uploaded with the error as below:

Failed to upload document: Unknown error

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Cause

One of the following license issues occurred:

• The license has expired.
• The license pages limit is exceeded for the corresponding document skill type.
• There is an issue with the license generation.

Resolution

To resolve the issue follow the steps below:

• Check the subscription time and pages limits and extend them if needed. The subscription details are located in Skill Monitor section at Subscription tab. 
  
• Try using different license (if applicable).
• Submit the request to ABBYY Technical Support via support.abbyy.com