Log Date Lexware are deletet by tuneup and make application not accessable

Hello Peter,

We're here to help.
May I know what changes you've made with AVG TuneUp? 
Please mention your AVG TuneUp version. 
We suggest you try reinstallation. The email instruction for reinstallation has been sent to you.
Please check and revert to us.
Thank you.

Hello Peter,

We apologize for the inconvenience caused to you.
We will check and help you with this issue.
We would like to offer you an additional free AVG remote support as a best way to resolve this issue.
We have sent you an email regarding the free AVG remote assistance and please reply to that email for further assistance.
Thank you.

Hello Peter,

We apologize for the inconvenience caused to you.
We will check and help you with this issue.
We would like to offer you an additional free AVG remote support as a best way to resolve this issue.
We have sent you an email regarding the free AVG remote assistance and please reply to that email for further assistance.
Thank you.

AVAG tuneup deletes the the logdate from the Leware Application Reisekoste.
The Application is not accessible afterwards and can only be solved by Lexware Specialists.
Soltion?
Work around?

Hello Peter,

We're here to help.
May I know what changes you've made with AVG TuneUp? 
Please mention your AVG TuneUp version. 
We suggest you try reinstallation. The email instruction for reinstallation has been sent to you.
Please check and revert to us.
Thank you.

Dear all,
The Programversion 21,.3 (Build 2999) was installed already.
I am not going to use Tuneup ay before before I have a solution from you why tuneup  deletes the the logfile from the Leware Application Reisekosten Plus
Regards
Peter Clotten.

Thank you for writing back to us, Peter.
How did you find that AVG TuneUp deletes the logfile from the Lexware Application Reisekosten Plus?
May I know what changes you've made with AVG TuneUp? 
Thank you.