Error: Target not created and Debug.

I am using MDK-Lite, keil Uvision version 5.26 and i'm trying to build a project in TM4C129ENCPDT, a Texas Instruments microcontroler, but i've been having two problems with that. First: Every time...
Error: Target not created and Debug.

I am using MDK-Lite, keil Uvision version 5.26 and i'm trying to build a project in TM4C129ENCPDT, a Texas Instruments microcontroler, but i've been having two problems with that. First: Every time...
target not created error + Debug not responding

Rebuild started: Project: asm4-1 *** Using Compiler 'V6.14', folder: 'C:\Keil_v5\ARM\ARMCLANG\Bin' Rebuild target 'Target 1' "asm4-1.s", line 6: Error: A1167E: Invalid line start 6 00000000 ?? 1 Error...
target not created error + Debug not responding

Rebuild started: Project: asm4-1 *** Using Compiler 'V6.14', folder: 'C:\Keil_v5\ARM\ARMCLANG\Bin' Rebuild target 'Target 1' "asm4-1.s", line 6: Error: A1167E: Invalid line start 6 00000000 ?? 1 Error...
Target not created error in keil

Build target 'Target 1' linking... *** ERROR L104: MULTIPLE PUBLIC DEFINITIONS SYMBOL: DELAY MODULE: .\Objects\p8.obj (P8) *** ERROR L104: MULTIPLE PUBLIC DEFINITIONS SYMBOL: MAIN MODULE: .\Objects...