diff --git a/src/entry/Maat_api.cpp b/src/entry/Maat_api.cpp
index 345f298..b9bbf2a 100644
--- a/src/entry/Maat_api.cpp
+++ b/src/entry/Maat_api.cpp
@@ -1146,6 +1146,10 @@ MAAT_RULE_EX_DATA Maat_rule_get_ex_data(Maat_feather_t feather, const struct Maa
 	const struct compile_table_schema* compile_desc=NULL;
 	const struct compile_ex_data_idx* ex_desc=NULL;
 	MAAT_RULE_EX_DATA ad=NULL;
+	if(!_feather || !_feather->scanner)
+	{
+		return NULL;
+	}
 	compile=(struct Maat_compile_rule*)Maat_hierarchy_compile_read_user_data(_feather->scanner->hier, rule->config_id);
 	if(compile==NULL)
 	{
diff --git a/src/entry/Maat_rule.cpp b/src/entry/Maat_rule.cpp
index 4bf7053..69846cf 100644
--- a/src/entry/Maat_rule.cpp
+++ b/src/entry/Maat_rule.cpp
@@ -57,7 +57,7 @@ extern "C"
 }
 #endif
 
-int MAAT_FRAME_VERSION_3_5_1_20211024=1;
+int MAAT_FRAME_VERSION_3_5_2_20220112=1;
 
 int is_valid_table_name(const char* str)
 {
diff --git a/test/test_maatframe.cpp b/test/test_maatframe.cpp
index 3210c24..35a2c59 100644
--- a/test/test_maatframe.cpp
+++ b/test/test_maatframe.cpp
@@ -1231,7 +1231,6 @@ TEST(NOTLogic, ScanHitAtLastEmptyExpr)
 TEST(NOTLogic, ScanHitAtLastEmptyInteger)
 {
 	const char* string_should_not_hit="This string should not hit.";
-	const char* string_match_no_region="This string is matched against a empty table.";
 	int ret=0;
 	int table_id=0;
 	struct Maat_rule_t result[4];