https://userapps.support.sap.com/sap/support/knowledge/en/3558029
3558029 - Dump 'DBSQL_SQL_ERROR' arises in ABST2 | SAP Knowledge Base Article
An execution error occurs when running transaction code ABST2 for certain companies. The error is due to a SQL error, resulting in a system dump, like:...
https://userapps.support.sap.com/sap/support/knowledge/en/3526230
3526230 - While running ABST2 user meets error MQ554 | SAP Knowledge Base Article
User meets error MQ554 when checking T-code ABST2.