#3302 fix error for editing chart using join datasources
#3302 fix error for editing chart using join datasources


metatron-app/metatron-discovery,metatron-app/metatron-discovery,metatron-app/metatron-discovery,metatron-app/metatron-discovery,metatron-app/metatron-discovery,metatron-app/metatron-discovery,metatron-app/metatron-discovery