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How To Solve “cannot open shared object file” Error in Ubuntu-based Linux Distributions

How To Solve “cannot open shared object file” Error in Ubuntu-based Linux Distributions
  1. How do you fix Cannot open shared object file no such file or directory?
  2. Can not open shared object file Linux?
  3. How do I open a shared library in Ubuntu?
  4. How do I open an .so file in Ubuntu?
  5. What are shared library files?
  6. Where does Linux look for shared libraries?
  7. What does Ldconfig do in Linux?
  8. How do I run Ldconfig on Linux?
  9. What is Ld_library_path?
  10. How do I run a shared library in Linux?
  11. How do I install libraries in Linux?
  12. What is Lib in Ubuntu?

How do you fix Cannot open shared object file no such file or directory?

1. Install the libraries to /usr/lib instead of /usr/local/lib.

  1. Install the libraries to /usr/lib instead of /usr/local/lib. ...
  2. Make a symbolic link from /lib to the files in /usr/local/lib. ...
  3. Copy the files from /usr/local/lib into /usr/lib. ...
  4. Set the environment variable LD_LIBRARY_PATH to point to /usr/local/lib.

Can not open shared object file Linux?

cannot open shared object file: No such file or directory

The reason behind this error is that the libraries of the program have been installed in a place where dynamic linker cannot find it.

How do I open a shared library in Ubuntu?

8.1. An Example

  1. $ bzr branch ubuntu:trusty/libnova $ sudo apt-get install libnova-dev. To find the SONAME of the library run:
  2. $ readelf -a /usr/lib/libnova-0.12.so.2 | grep SONAME. The SONAME is libnova-0.12. ...
  3. usr/lib/libnova-0.12.so.2 usr/lib/libnova-0.12.so.2.0.0.

How do I open an .so file in Ubuntu?

If you want to open a shared-library file, you would open it like any other binary file -- with a hex-editor (also called a binary-editor). There are several hex-editors in the standard repositories such as GHex (https://packages.ubuntu.com/xenial/ghex) or Bless (https://packages.ubuntu.com/xenial/bless).

What are shared library files?

A shared library is a file containing object code that several a. out files may use simultaneously while executing. When a program is link edited with a shared library, the library code that defines the program's external references is not copied into the program's object file.

Where does Linux look for shared libraries?

In Linux, /lib/ld-linux. so. x searches and loads all shared libraries used by a program. A program can call a library using its library name or filename, and a library path stores directories where libraries can be found in the filesystem.

What does Ldconfig do in Linux?

ldconfig creates the necessary links and cache to the most recent shared libraries found in the directories specified on the command line, in the file /etc/ld. so.

How do I run Ldconfig on Linux?

Ldconfig should normally be run by the super-user as it may require write permission on some root owned directories and files. If you use -r option to change the root directory, you don't have to be super-user as long as you have sufficient rights to that directory tree.

What is Ld_library_path?

The LD_LIBRARY_PATH environment variable tells Linux applications, such as the JVM, where to find shared libraries when they are located in a different directory from the directory that is specified in the header section of the program.

How do I run a shared library in Linux?

Once you've created a shared library, you'll want to install it. The simple approach is simply to copy the library into one of the standard directories (e.g., /usr/lib) and run ldconfig(8). Finally, when you compile your programs, you'll need to tell the linker about any static and shared libraries that you're using.

How do I install libraries in Linux?

How to install libraries manually in Linux

  1. Statically. These are compiled together with a program to produce a single piece of executable code. ...
  2. Dynamically. These are also shared libraries and are loaded into memory as they are needed. ...
  3. Install a library manually. To install a library file you need to copy the file inside /usr/lib and then run ldconfig (as root).

What is Lib in Ubuntu?

/lib. The /lib directory contains those shared library images needed to boot the system and run the commands in the root filesystem, ie. by binaries in /bin and /sbin. /usr/lib. /usr/lib includes object files, libraries, and internal binaries that are not intended to be executed directly by users or shell scripts. [

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