# Cst link error? **URL:** \ **Category:** NXP LX2160\ **Created:** [January 13, 2024, 3:25pm UTC](https://community.solid-run.com/t/cst-link-error/801 "2024-01-13T15:25:52Z")\ **Posts on this page:** 3\ **Page:** 1
**Author:** ![joema](https://avatars.discourse-cdn.com/v4/letter/j/a9adbd/32.png) [@joema](https://community.solid-run.com/u/joema)\ **Post date:** [January 13, 2024, 3:25pm UTC](https://community.solid-run.com/t/cst-link-error/801/1 "2024-01-13T15:25:52Z")
any idea about the below linker error? it seems there are multiple definitions of a global file\_field struct in several files. not sure how can this even work for anyone? [cst]$ make gcc -o create\_hdr\_isbc crypto\_utils.o parse\_utils.o taal\_api.o taal.o create\_hdr\_common.o create\_hdr\_isbc\_main.o isbc\_hdr\_ta\_1\_x.o isbc\_hdr\_ta\_2\_x.o isbc\_hdr\_ta\_3\_x.o -lssl -lcrypto -ldl /usr/bin/ld: create\_hdr\_common.o:/cst/tools/header\_generation/create\_hdr\_common.c:42: multiple definition of `file\_field’; parse\_utils.o:/cst/common/parse\_utils.c:29: first defined here collect2: error: ld returned 1 exit status make: \*\*\* [Makefile:131: create\_hdr\_isbc] Error 1 ---
**Author:** ![jnettlet](https://dub1.discourse-cdn.com/flex005/user_avatar/community.solid-run.com/jnettlet/32/62_2.png) [@jnettlet](https://community.solid-run.com/u/jnettlet)\ **Post date:** [January 14, 2024, 7:39am UTC](https://community.solid-run.com/t/cst-link-error/801/2 "2024-01-14T07:39:55Z")
> [@joema](#): > > multiple definition of You are compiling with gcc-10 or newer which enabled -fno-common by default. [Porting to GCC 10 - GNU Project](https://gcc.gnu.org/gcc-10/porting_to.html#common) ---
**Author:** ![joema](https://avatars.discourse-cdn.com/v4/letter/j/a9adbd/32.png) [@joema](https://community.solid-run.com/u/joema)\ **Post date:** [January 14, 2024, 8:32am UTC](https://community.solid-run.com/t/cst-link-error/801/3 "2024-01-14T08:32:43Z")
Thanks!