Where can i find ld library path

Connect and share knowledge within a single location that is structured and easy to search. But that will not solve your problem. It is not consulted at link time except maybe for locating libraries required by the built tools themselves! In order to tell the linker where to find libraries at build time, you need to use the -L linker option. You already did that too:. If you are still getting the error, then you need to make sure that the library is actually there.

If you don't have that, then you probably need to install your distribution's development package for this library. I have ever installed an application and its libraries couldn't be recognized by another application.

Then I add the path, i. Just put in the next line. Then you need to restart your shell and possibly log out and log in again, depending on your choice. Note also that languages like Perl and Python and packages may have their own system of libraries possibly also with. Sign up to join this community. The best answers are voted up and rise to the top. Stack Overflow for Teams — Collaborate and share knowledge with a private group. Create a free Team What is Teams? Learn more. Ask Question.

Asked 6 years, 11 months ago. Sounds very useful, where is the problem? In that way, a nasty person could get your application to load a version of a shared library that contains malicious code! Performance: The link loader has to search all the directories specified, until it finds the directory where the shared library resides — for ALL shared libraries the application is linked against!

If the path contains many directories, the number of failed calls will increase linearly, and you can tell that from the start-up time of the application. If some or all of the directories are in an NFS environment, the start-up time of your applications can really get long — and it can slow down the whole system!

Inconsistency: This is the most common problem. This can either be very obvious, i. Especially the latter is sometimes hard to debug. How can I check which dynamic libraries are loaded?

Helped me as well — spt Yeah I agree with spt - I never knew that trick was possible. I feel there is so much sort of hidden away stored in some archaic manpage at best Some programmer dude Some programmer dude k 33 33 gold badges silver badges bronze badges. Thank you Joachim Pileborg.

I have reboot the system and now its path is set permanently. Toby Speight Anshul Anshul 1 1 gold badge 5 5 silver badges 18 18 bronze badges.

Go to the home folder and edit. Execute this command sudo ldconfig. I do the following in Mint 15 through 17, also works on ubuntu server All users have the environment variable added. Neeku 3, 8 8 gold badges 32 32 silver badges 42 42 bronze badges.

Johnnyb Johnnyb 31 1 1 bronze badge. Iharob Al Asimi Methusael Murmu Methusael Murmu 73 6 6 bronze badges. Awesome answer. Sign up or log in Sign up using Google. Sign up using Facebook. Sign up using Email and Password. Post as a guest Name. Email Required, but never shown. The Overflow Blog. Does ES6 make JavaScript frameworks obsolete? Podcast Do polyglots have an edge when it comes to mastering programming Featured on Meta. Now live: A fully responsive profile. Linked