Message type: E = Error
Message class:  SZDM_CC_CHKS_TITLES - Title messages related to check classes 
Message number: 012
Message text: SL-API does not comply with rules for Upgrades using Zero Downtime Option
Error message extract from SAP system. Copyright SAP SE.
The SAP error message SZDM_CC_CHKS_TITLES012 indicates that there is a compliance issue with the SL-API (Software Logistics API) during an upgrade process using the Zero Downtime Option (ZDO). This error typically arises when the upgrade process does not adhere to the required rules or guidelines set forth for performing upgrades in a zero-downtime manner.
Cause: Non-compliance with Upgrade Rules: The SL-API may not be following the necessary rules for zero downtime upgrades. This could be due to: Missing or incorrect configuration settings. Incompatible software components or versions. Issues with the transport of changes or custom code that does not comply with the ZDO requirements. Incorrect Setup of the Upgrade Process: The upgrade process may not have been set up correctly, leading to conflicts or issues that prevent compliance with the ZDO. Custom Code Issues: Custom developments or modifications that do not adhere to the guidelines for zero downtime can trigger this error.
Solution: Review Upgrade Documentation: Check the official
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