TMS320F28377S: can't create new project of TMS320F28377S with CCS 20.2.0

Part Number: TMS320F28377S
Other Parts Discussed in Thread: C2000WARE

Tool/software:

It is not able to create new project of TMS320F28377S with CCS 20.20 like in the following.

1. Select "File->Create New Project"

2. Type and select "F28377S"

3. Select "CREATE" then occured.

4. Select "Download and Install" and "I HAVE READ AND AGREE"

5. Select "INSTALL" and then start "Installation"

6. Select "CLOSE" after "Installing - Done" and then occurred.

7. Select "Import", then occurred error message.

8. If select "RETRY", step 1 to 7 repeated.

plz, help me.