i'm not able to refresh my dataset

[nagarjunareddy]

when i tried to refresh my dataset i'm getting following error The last refresh attempt failed because of an internal service error. and also i'm getting this below error simultaneously Cannot connect to the mashup data source. See error details for more information. what should i do to resolve this issue.... Thanks In Advance...

[nishalit]

known issue Ops is working on it

[chass]

We are suffering from a service interuption. Please see: https://powerbi.microsoft.com/en-us/support/ Thanks Chuck

[pythonia]

This is not completed as we're still getting this error. Please have another look