ERROR -32000 HELP

Error making request to UNKNOWN/Default: JSON-RPC Error:

Type: Server error

Code: -32000

Message: Bad status code returned: ‘500’. result body: '{“result”:null,“error”:{“code”:-26,“message”:“non-mandatory-script-verify-flag (Signature must be zero for failed CHECK(MULTI)SIG operation)”},“id”:0} '.

SAME ERROR & ISSUE for me with bc1q address

Posted the solution here