Message type: E = Error
Message class:  J1B_CTE_GRC - Messages returned from GRC for CT-e QR Code 
Message number: 228
Message text: GRC: Error in the signature. Review certificate settings, or try later.
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The SAP error message J1B_CTE_GRC228 indicates that there is an issue with the digital signature process in the context of the Brazilian tax compliance module. This error typically arises when there is a problem with the certificate settings or the digital signature process itself. Causes: Certificate Issues: The digital certificate used for signing may be expired, not properly installed, or incorrectly configured. Configuration Errors: The settings in the SAP system related to the digital signature may not be correctly configured. Network Issues: Temporary network issues may prevent the system from accessing the necessary services for signing. System Updates: Recent updates or changes in the SAP system or the underlying infrastructure may have affected the signature process. Authorization Issues: The user may not have the necessary authorizations to perform the signing operation. Solutions: Check Certificate Validity: Verify that the digital certificate is valid and not expired. Ensure that the certificate is correctly installed in the SAP system. Review Configuration Settings: Go to the
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