Error: (E1006) license error: License checkout for feature RTSM_Pool_Ult with version 5.2201806 has been denied by Flex back-end. Error code: -1004

I am using DS5 ultimate version for 30 days license. However some strange things show as below. cheng@cheng-OptiPlex-3010:/usr/local/DS-5_v5.29.2/bin$ ./FVP_Base_Cortex-A53x1 terminal_0: Listening for...
Error: (E1006) license error: License checkout for feature RTSM_Pool_Ult with version 5.2201806 has been denied by Flex back-end. Error code: -1004

I am using DS5 ultimate version for 30 days license. However some strange things show as below. cheng@cheng-OptiPlex-3010:/usr/local/DS-5_v5.29.2/bin$ ./FVP_Base_Cortex-A53x1 terminal_0: Listening for...
Error: A9555E - License checkout for feature Compiler5 with version 5.02 denied by Flex-back end

I am performing the ARM Cortex A7 RTL validation. While running the "make capture" command following error has been reported. Adding the screenshot of the error reported Kindly guide me on fixing...
Error: A9555E - License checkout for feature Compiler5 with version 5.02 denied by Flex-back end

I am performing the ARM Cortex A7 RTL validation. While running the "make capture" command following error has been reported. Adding the screenshot of the error reported Kindly guide me on fixing...
Model Debugger compiler error for "has been denied by Flex back-end. Error : -5"

I install Canvas & model debugger evaluation on win7 which run. I create a project & compiler on Canvas Model Build process completed successfully!! then I use "Debug" on Canvas. The model debugger...