https://userapps.support.sap.com/sap/support/knowledge/en/2507072
2507072 - DYNPRO_FIELD_CONVERSION dump in LB02 | SAP Knowledge Base Article
DYNPRO_FIELD_CONVERSION error when tried to change/display Transfer requirement via LB02/LB03 ABAP runtime error in program SAPML02B Unable to process Transfer...
sap knowledgefieldconversiondump