What to do if linux cannot find lib

Solution to the problem that Linux cannot find lib: 1. Copy the lib library in the program to the "/lib" or "/usr/local/lib" directory, and then execute "ldconfig"; 2. In Add the directory where the library file is located to "ld.so.conf", and then update the "ld.so.cache" file.

#The operating environment of this tutorial: linux5.9.8 system, Dell G3 computer.

linux What should I do if I can’t find the lib?

The Lib library cannot be found when running the program under Linux. Solution

1. For example,

error while loading shared libraries: xxx: cannot open shared object file: No such file or directory

Method 1:

1. Enter the program Copy the lib library to the /lib or /usr/local/lib directory

2. The purpose of executing the ldconfig

ldconfig command is mainly to search in the default search directories (/lib and /usr/ lib) and the directory listed in the dynamic library configuration file /etc/ld.so.conf

Method 2:

# vim /etc/ld.so.conf //在新的一行中加入库文件所在目录 /xx//xxxxx # ldconfig //更新/etc/ld.so.cache文件

Recommended study:《Linux video tutorial》

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