[DataConnection.HandleError]:

Query:
SELECT TOP 5 [BlogPostTeaser], [BlogPostSummary], [BlogPostBody], [BlogPostTitle], [BlogPostDate], [NodeAliasPath], [DocumentURLPath], [SiteName], [NodeOwner], [DocumentTags], [DocumentTagGroupID], [DocumentID], [DocumentCulture], [NodeID], [NodeLinkedNodeID], [ClassName], [NodeLevel], [NodeOrder], [NodeParentID] FROM
(
SELECT [BlogPostTeaser], [BlogPostSummary], [BlogPostBody], [BlogPostTitle], [BlogPostDate], [NodeAliasPath...

...AND (('' = 0 AND ''='') OR (DocumentID IN (SELECT DocumentID FROM CMS_DocumentTag WHERE TagID = )) OR (DocumentID IN (SELECT DocumentID FROM CMS_DocumentTag WHERE TagID IN (SELECT TagID FROM CMS_Tag WHERE TagName = '' AND TagGroupID = )))) AND ([Published] = @Published AND (NodeAliasPath LIKE N'/blogs/Help!/%') AND [DocumentCulture] = @DocumentCulture)
)
AS SubData
WHERE [CMS_C] = @CMS_C ORDER BY CMS_ORN

Caused exception:
Incorrect syntax near ')'.
Incorrect syntax near ')'.