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LabVIEW lvanlys.dll报错

打开labview project时报这个错误:

Error loading xxx lvanlys.dll

LabVIEW lvanlys.dll报错_LabVIEW

这是突然出现的,后来细查发觉是修改EC2 CPU后导致的,这个labview安装在EC2的Windows上,此前实例类型是 m4.2xlarge, 后来修改为 m7a.2xlarge, 其主要的不同是CPU型号从Intel变成AMD。

查询后看到一篇官网的文章:https://knowledge.ni.com/KnowledgeArticleDetails?id=kA00Z000000PA60SAG&l=en-US

里面提到:Check if your computer has an AMD Ryzen processor. If you are running an executable created with LabVIEW 2019 SP1 or older, there is a bug that will cause this error.

于是按照提示添加一个system variables:MKL_DEBUG_CPU_TYPE=4 到系统,再打开就发现问题解决了。

LabVIEW lvanlys.dll报错_Windows_02

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