[Eisfair] [e1] eisman "Something went wrong!"

[W. Loefstedt]

Hallo,
seit gestern bekomme ich beim login folgende Meldung:

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Welcome to eisfair!
base     : 2.8.20
eiskernel: 3.16.74-eisfair-1-SMP

UPDATE CHECKER:
This data were collected by Eisman!
Something went wrong!
Pls check /tmp/update-chk01.err !!

Last check: 15.10.2019 06:36h
There are no upgradable packages available!
Your System is fine!

eisfair # cat /tmp/update-chk01.err

##### WARNING ###############################################
The following data can be out of date, because it is possible
that the last package-update (eisman) was done a long time ago!
The automatic run of package-update was locked automaticaly,
because the needed requirements out of Administration URLs
are not given anymore!!
A correction of config, either in Update Checker or in
Administration URLs is recommanded!!

Please check the date of 'Last check' to find out when the
update was done!
##### WARNING END ###########################################

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Last check war 15.10.2019 06:36 (s.o.)

Was kann ich machen?

Danke und Gruss,
Wolfgang