error encountered when try to connect FVP

I'm trying DS2020.1 with trial license.
Now, I can compile project. 
But encounter such an error when trying to connect to FVP.
The prompted error message is:
The script file ( rtsm_launcher.py ) failed during execution:
Failed to launch model FVP_VE_Cortex-R5x1.exe. Command:
  C:\Program Files\Arm\Development Studio 2020.1\sw\..\bin\FVP_VE_Cortex-R5x1.exe --iris-server --print-port-number
exited with error code: 1
See Target Console view for more details
The script file ( rtsm_launcher.py ) failed during execution:
Failed to launch model FVP_VE_Cortex-R5x1.exe. Command:
  C:\Program Files\Arm\Development Studio 2020.1\sw\..\bin\FVP_VE_Cortex-R5x1.exe --iris-server --print-port-number
exited with error code: 1
See Target Console view for more details
The target console log is:
Iris server started listening to port 7100
Iris server is reported on port 7100
terminal_0: Listening for serial connection on port 5000
terminal_1: Listening for serial connection on port 5001
terminal_2: Listening for serial connection on port 5002
terminal_3: Listening for serial connection on port 5003
terminal_4: Listening for serial connection on port 5004
ERROR: uncaught exception occured. Exception message follows:
Error: Wrong version of armctmodel. Version 11.12.60 (API Version 1.2) of the Portfolio was used to build the model. Please use identical major.minor versions of the Portfolio and the Tools.
Error: license error: License checkout for feature Flex.model was denied because no matching MapFeatures were found in product definition Embedded;Embedded;C:\Program Files\Arm\Development Studio 2020.1\sw\mappings\eval.elmap
In file: F:\work\fastsim\Framework\Runtime\SCXSimulationEngine.cpp:2802
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