Potential patch for Issues like #3013 and #3017

plugins/dbms/mysql/filesystem.py

@@ -14,6 +14,7 @@ from lib.core.common import singleTimeWarnMessage
 from lib.core.data import conf
 from lib.core.data import kb
 from lib.core.data import logger
+from lib.core.decorators import stackedmethod
 from lib.core.enums import CHARSET_TYPE
 from lib.core.enums import EXPECTED
 from lib.core.enums import PAYLOAD
@@ -81,6 +82,7 @@ class Filesystem(GenericFilesystem):
 
         return result
 
+    @stackedmethod
     def unionWriteFile(self, wFile, dFile, fileType, forceCheck=False):
         logger.debug("encoding file to its hexadecimal string value")
 

plugins/generic/databases.py

@@ -32,6 +32,7 @@ from lib.core.data import kb
 from lib.core.data import logger
 from lib.core.data import paths
 from lib.core.data import queries
+from lib.core.decorators import stackedmethod
 from lib.core.dicts import FIREBIRD_TYPES
 from lib.core.dicts import INFORMIX_TYPES
 from lib.core.enums import CHARSET_TYPE
@@ -806,6 +807,7 @@ class Databases:
 
         return kb.data.cachedColumns
 
+    @stackedmethod
     def getSchema(self):
         infoMsg = "enumerating database management system schema"
         logger.info(infoMsg)