qlikview rel 12.20 problem

[gidon500]

Hi

I have installed

QlikView personal edition rel 12.20 the latest , download  yesterday .

I have 4 qvw files that I run one after the other using bat file

until yesterday it works fine

Today I got an issues with an error only for one of the files that I cannot open

in the file attached  there is the description of the error  .

I have no server  connected   .

and it happens only to one files from the 4 of them .

what can be the resone

thanks

gidon