suddenly no trend data available

[khalil]

Hello dears,
the customer complains today that all trends data are empty!
please see attached

[Daniel]

Check in if you had System start this day in Alerts. A sudden power failure can do it. Are the other days ok?

[khalil]

Check in if you had System start this day in Alerts. A sudden power failure can do it. Are the other days ok?

Thank you Daniel 
yes there are system start almost once a week, there is an issue here. but unfortunately I try for several days/weeks but no data available!

[khalil]

Hello Dear,
Only Monthly Data available but no data for Week or Day!

[Daniel]

Send me the backup to PM. Sounds like some corruption.