Index: src/libchcore/TSQLiteTaskManagerSchema.cpp
===================================================================
diff -u -N -rd32a79f0e9220bad2c6eeb5e8a986228b6e832fb -r0c5027d5173ab0daeba6aa6b735a2b11d4cd2164
--- src/libchcore/TSQLiteTaskManagerSchema.cpp	(.../TSQLiteTaskManagerSchema.cpp)	(revision d32a79f0e9220bad2c6eeb5e8a986228b6e832fb)
+++ src/libchcore/TSQLiteTaskManagerSchema.cpp	(.../TSQLiteTaskManagerSchema.cpp)	(revision 0c5027d5173ab0daeba6aa6b735a2b11d4cd2164)
@@ -45,7 +45,7 @@
 	if(tVersion.GetVersion() == 0)
 	{
 		TSQLiteStatement tStatement(spDatabase);
-		tStatement.Prepare(_T("CREATE TABLE tasks(task_id BIGINT UNIQUE, task_order INT, path VARCHAR(32768))"));
+		tStatement.Prepare(_T("CREATE TABLE tasks(id BIGINT UNIQUE PRIMARY KEY, task_order INT NOT NULL, path VARCHAR(32768) NOT NULL)"));
 		tStatement.Step();
 
 		// and finally set the database version to current one