Question

nastran 提交运算的时候，为什么提示无法登陆许可证，这是什么原因

07:27:01 MSC Authorization Information - Unable to Locate Product License (1025, 0)
07:27:01 --------------------------------------------------------------------------
07:27:01 Unable to locate a license entry for MD Nastran (3000)
07:27:01 The license server may be unavailable.
07:27:01 Verify that your license server is at FLEXlm version 10.8.6.0 or above

The maximum available OPEN CORE size is 346962938 words.
SCA Kernel 6.2.82090 successfully initialized
07:27:02 NSEXIT: EXIT(20)
07:27:02 Analysis complete -20

Answer 1

1)确保license已启动；
2)打开C:\MSC.Software\Msc_Nastran\2007\conf\下的rcf 文件，确保文件里面的主机名正确，查看scratch目录是否存在。
3)如果你的模型太大，不排除内存不足。