Error: L6320W: Ignoring --entry command. Cannot find argument 'Reset_Handler'.

.\Objects\test.axf: Error: L6320W: Ignoring --entry command. Cannot find argument 'Reset_Handler'. I have just created a sample project and added one C file to the workspace while building the target...
Error: L6320W: Ignoring --entry command. Cannot find argument 'Reset_Handler'.

.\Objects\test.axf: Error: L6320W: Ignoring --entry command. Cannot find argument 'Reset_Handler'. I have just created a sample project and added one C file to the workspace while building the target...
bad eroR

LO ppl, i M aftR info bout keil compilers, cuz I git an eroR 72 wen I hit d butN. wot cn b wrng w d stuff?
l6218e eror

i'm compiling the program below in keil uvision 5 and the eror".\Objects\program.axf: Error: L6218E: Undefined symbol main (referred from __rtentry2.o). Not enough information to list image symbols."...
bad eroR

LO ppl, i M aftR info bout keil compilers, cuz I git an eroR 72 wen I hit d butN. wot cn b wrng w d stuff?