Renamimg mbconfig after training completed makes add sample project fail

**System Information (please complete the following information):**
- Model Builder Version (available in Manage Extensions dialog):
- Visual Studio Version

**Describe the bug**
- On which step of the process did you run into an issue:
- Clear description of the problem:

**To Reproduce**
Steps to reproduce the behavior:
1. Complete all the steps and train
2. Go to consume and click on Add to solution

**Expected behavior**
Sample project addition should be successful
**Screenshots**


**Additional context**
if we rename it before train it works