Hi Sattar,
Thank you for reaching out. The
InternalApiError.UNEXPECTED_INTERNAL_API_ERROR could be due to a temporary issue in the servers. Please try running the service again and if you are still having an issue, please share the complete detailed request and response logs of the call
via Reply privately to author so that I can further investigate the issue. You can find information on enabling logging in the ReadMe of your
client library.
Regards,
Mitchell
Google Ads API Team

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