This is probably not the correct interpretation of this error.
The Win32 error above is more likely to indicate the actual problem.
Flags
Severity
Success
This code indicates success, rather than an error.
This may not be the correct interpretation of this code,
or possibly the program is handling errors incorrectly.
I design the process is that: 1. Enter into a CourseAddViewController(UITableViewController) via a Model Segue; 2. The right bar button display "Done"(At this status, the tableview display all data in eachrow with "-", but the additional row at the bottom with "+"); 3. Press "Done" button, the save the data. [...] read more