[CWB] ERROR: CQP backend startup failed; the reported CQP version [] could not be parsed

[Stefan Evert]

> On 7 Sep 2018, at 13:11, Andrés Chandía <andres at chandia.net> wrote:
> 
> after upgrading the server from ubuntu 16.04 to 18.04 I get this error at corpus quering...
> 
> ERROR: CQP backend startup failed; the reported CQP version [] could not be parsed

Did you reinstall CWB after the upgrade?  And have you checked whether you can run CQP from the command line?

Best,
Stefan