Hello,I confirm the same problem with OpenSC 0.16 under Slackware Linux (see below). I stumbled upon this bug and I'd like to know whether it was reported upstream or not, because unfortunately there is no new release of OpenSC since June <https://github.com/OpenSC/OpenSC/wiki>.
$ pkcs11-tool --module /usr/lib64/onepin-opensc-pkcs11.so -t -l Using slot 0 with a present token (0x0) Logging in to "InfoNotary (PIN)". Please enter User PIN: C_SeedRandom() and C_GenerateRandom(): seeding (C_SeedRandom) not supported seems to be OK Digests: all 4 digest functions seem to work MD5: OK SHA-1: OK RIPEMD160: OK Signatures (currently only RSA signatures) testing key 0 (99D807BB-9D5A-4345-8D18-8B831BB5D178) error: PKCS11 function C_SignFinal failed: rv = CKR_GENERAL_ERROR (0x5) Aborting. Best Regards, -- *Georgi D. Sotirov* Software Developer