Index: trunk/psModules/src/concepts/pmConceptsRead.c
===================================================================
--- trunk/psModules/src/concepts/pmConceptsRead.c	(revision 19122)
+++ trunk/psModules/src/concepts/pmConceptsRead.c	(revision 19142)
@@ -385,4 +385,10 @@
     }
 
+#ifndef HAVE_PSDB
+    psError(PS_ERR_UNKNOWN, false,
+            "Cannot read concept: psModules was compiled without database support.");
+    return NULL;
+#else
+
     psDB *db = pmConfigDB(config);      // Database handle
     if (!db) {
@@ -414,4 +420,5 @@
 
     return psMetadataGet(row, PS_LIST_HEAD); // Item of interest
+#endif // HAVE_PSDB
 }