When there is a problem with DDF generated by toolbox while creating the device or modifying the signal flow user will be notified with the error. GTT will consider the incomplete\failed audio object as corrupt. User shall correct DDF template of that audio object and continue working.
On importing a project Or while opening a project which has corrupted audio object, following warning message will be displayed.

On opening the signal flow which has corrupted object, corrupted audio object will be highlighted as shown below and same will be displayed in compiler error window.

If the signal flow has corrupted objects on sending\exporting signal flow, following message will be displayed.
