diff --git a/tempest/exceptions/__init__.py b/tempest/exceptions/__init__.py
index 485f532..d313def 100644
--- a/tempest/exceptions/__init__.py
+++ b/tempest/exceptions/__init__.py
@@ -158,3 +158,7 @@
 
 class UnexpectedResponseCode(base.RestClientException):
     message = "Unexpected response code received"
+
+
+class InvalidStructure(base.TempestException):
+    message = "Invalid structure of table with details"