2185513 - CTSC_FILE_DEPLOYMETHOD_SLP field unknown during CTS_PLUG distribution

During the installation or distribution of CTS_PLUG, a SYNTAX_ERROR is raised referencing an unknown field CTSC_FILE_DEPLOYMETHOD_SLP on class CL_CTS_IMPORT_SLP_SERVICE

Checking class CL_CTS_IMPORT_SLP_SERVICE we can see the following error:

Local Test Classes CL_CTS_IMPORT_SLP_SERVICE
Field "CTSC_FILE_DEPLOYMETHOD_SLP" is unknown. It is neither in one of
the specified tables nor defined by a "DATA" statement. "DATA"
statement.

SZENPLUGIN CTS_DISTRIBUTE_PLUGINS CTS_GET_REQUIRED_PLUGIN CTS plug-in CTS_PLUG Services update CL_CTS_IMPORT_HELPER==========CP CL_CTS_IMPORT_DISTRIBUTOR=====CP CL_CTS_IMPORT_SLP_SERVICE=====CP Include CL_CTS_IMPORT_SLP_SERVICE=====CCAU deployer-technicaldeployer managing managed Solman Solution manager , KBA , BC-CTS-TMS-CTR , Central CTS - Transport Management , Problem