ISSUE
the entityframework-api which this repository uses to save data base changes on updating(http put) schedules throws a DbUpdateConcurrencyException when updating schedules. The data base saves, but an exception may have future side effects. Below is the fix.
MODULE- dotnetcore-entityframework-api-master\Scheduler.Data\Repositories\EntityBaseRepository.cs
HANDLER- public virtual void Commit()
CHANGED FROM -
context.SaveChanges();
CHANGED TO +
try
{
_context.SaveChanges();
}
catch(DbUpdateConcurrencyException ex)
{
// nothing for now
}