When creating new campaigns with only Mobile Device Targeting set in the Devices field, you may encounter the following error message:
There are a number of things that can cause this error message. We'll describe these below to help you diagnose the cause.
If your account is part of the Google Grants program, there are a number of specific restrictions in place that could result in this error message. If you are part of the program, use the following list of restrictions to troubleshoot your error:
Campaign
Groups
Ads
For the first case listed above, you can upload the campaigns directly through the publisher interface and pull back changes into the Platform via a manual synchronization. In the second case, you should remove all empty columns and try to re-upload the campaigns.
If you have violated a Google Grants restriction, you should fix the issue then try to re-upload the campaigns.