Inconsistency between db & model: * These problems are produces when we call Class : for all molgenis db entities . Seems to find a table that does not exist in the model. ('Patient_Ontology.autoid') : Patient_GenesTested - Patient_Ontology - geneTinY * DONE : delete old tables from db . * mysql> alter table hvp_pilot2.Patient_GenesTested rename hvp_pilot.Patient_GenesTested * After deleting the Db tables, the names seems to appear in generated code . Deleted generated code . Run molgenis.generate() . * The classic servlete error : Eclipse “Import cannot be resolved” error : * refresh , clean , refresh ... * http://blog.sherifmansour.com/?p=207 * Remove and re-add your JRE: * http://forums.devshed.com/java-help-9/the-import-javax-servlet-cannot-be-resolved-317410.html * Joeri intervention : 'Project properties  --> Java Build Path --> source --> add generated directories (java/sql/python)