The generation is stalled and I can only terminate the process by task manager. Does anyone know why and if there is a workaround about it? Thank you all.

Info: rio: exec C:/altera/12.1sp1/quartus/../ip/altera/common/ip_toolbench/v1.3.0/bin/ip_toolbench.exe -n {-devicefamily:Stratix IV} -lib_dir:C:/altera/12.1sp1/quartus/../ip/altera/rapidio/lib -flow...