FreePBX Upgrade from 14 to 15

if you just want to see the solution skip following until the headline „final solution“ i tried to upgrade from 14 to 15 with the FreePBX upgrader tool (https://wiki.freepbx.org/display/FOP/Upgrade+to+FreePBX+15) tried to do it with fwconsole versionupgrade aswell without success. ran into problems with the framework module: fwconsole ma install frameworkUpdating tables admin, ampusers, cronmanager, featurecodes, freepbx_log,…