verilog+ius 仿真报错+求助

Unable to load SST2 communication library: /usr/ius/tools/lib/libdcapi.so: cannot open shared object file: No such file or directory or file is not valid ELFCLASS32 library

请问这是什么错误，怎么解决?

还有我下了一个教程说cadence里有verilog例子在这个目录doc\ncvlogtut\examples，我怎么找不到?

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学习了