I followed the suggestion of Kerry Wentworth= : Change >>> >>> #include >>> >>> to >>> >>> #include "p18f13k50.h" But using #include "htc.c" instead there is always an error: Error [730] d:\Programmi\HI-TECH Software\PICC-18\PRO\9.65\include\pic18f1xk50.h; 16. bad op "]". Problably there are something wrong in code for this processor. Bye Renzo 2011/3/16 Jan-Erik Soderholm : > What was the "fix" ?? > > > >> >> >> >> >>> >>> Kerry >>> >>> >>> >>> >>> RG wrote: >>>> I try to use C language for the first time and I have a Pic18f13k50. >>>> I regulary get an error message: "Error =A0 [141] D:\xxxxx 1.22 can't >>>> open include file "p18f13k50.h": No such file ", using Hi-Tech >>>> Universal Tolsuite light or Microchip C18, also using a simple program >>>> like this below. >>>> I move the include file p18f13k50.h to the project directory but the >>>> result is the same. >>>> >>>> Any suggestion? >>>> >>>> #include >>>> >>>> void main (void) >>>> { >>>> >>>> } >>>> >>>> >>>> Thanks >>>> Renzo >>>> >>> >>> >>> >>> -- >>> Internal Virus Database is out-of-date. >>> Checked by AVG Anti-Virus. >>> Version: 7.0.289 / Virus Database: 267.11.13 - Release Date: 10/6/05 >>> >>> -- >>> http://www.piclist.com PIC/SX FAQ& =A0list archive >>> View/change your membership options at >>> http://mailman.mit.edu/mailman/listinfo/piclist >>> >> >> >> > -- > http://www.piclist.com PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist > --=20 Renzo --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .