Check Onionbalance cryptography version requirements
Check the following user reported issue: Onionbalance (Hidden service descriptor decryption requires cryptography) - Support / Onion Services - Tor Project Forum:
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Test Onionbalance in a fresh system. -
If the issue is reproducible, fill a ticket or a merge request upstream. -
If the issue is not reproducible, ask the reporter for more details or to try again in a fresh system.