TMS320F280039: Build cla example code failed

Part Number: TMS320F280039
Other Parts Discussed in Thread: C2000WARE

Dear C2000 expert,

Currently I'm just trying to build cla example project from C2000ware, but it fails, please look at below errors, can you please help me how to reslove this?

All my c2000ware and code composer studio are updated to the latest version.

C2000ware version: C:\ti\c2000\C2000Ware_5_01_00_00

CCS version: 

Code Composer Studio
Version: 12.6.0.00008

OS: Windows 10, v.10.0, x86_64 / win32
Java vendor: Eclipse Adoptium
Java runtime version: 11.0.13+8
Java version: 11.0.13

Error picture

Description Resource Path Location Type
#10 "#" not expected here cla_ex3_background_nesting_task_cla.cla /cla_ex3_background_nesting_task line 1 C/C++ Problem
#171 expected a declaration cla_ex3_background_nesting_task_cla.cla /cla_ex3_background_nesting_task line 1 C/C++ Problem
#19 extra text after expected end of number cla_ex3_background_nesting_task_cla.cla /cla_ex3_background_nesting_task line 1 C/C++ Problem
#66 expected a ";" cla_ex3_background_nesting_task_cla.cla /cla_ex3_background_nesting_task line 1 C/C++ Problem
#7 unrecognized token cla_ex3_background_nesting_task_cla.cla /cla_ex3_background_nesting_task line 1 C/C++ Problem
gmake: *** [cla_ex3_background_nesting_task_cla.obj] Error 1 cla_ex3_background_nesting_task C/C++ Problem
gmake: Target 'all' not remade because of errors. cla_ex3_background_nesting_task C/C++ Problem

Compiler infomation: