diff --git a/src/Mapper/Dbal/StorageReflection/StorageReflection.php b/src/Mapper/Dbal/StorageReflection/StorageReflection.php
index 70051dda..56941def 100644
--- a/src/Mapper/Dbal/StorageReflection/StorageReflection.php
+++ b/src/Mapper/Dbal/StorageReflection/StorageReflection.php
@@ -234,7 +234,6 @@ protected function findManyHasManyPrimaryColumns($joinTable, $sourceTable, $targ
 		}
 
 		if (!isset($sourceId, $targetId)) {
-			$this->platform->clearCache();
 			throw new InvalidStateException("No primary keys detected for many has many '{$joinTable}' join table.");
 		}