what the solution for "No source available for "0x1fffe736"".

Don't be executing in ROM?

Make sure BOOT0 is pulled low in the design.

if there any changes in setting of project?

for solve this problem.

Sorry, not psychic. Don't know anything about your board or project.

Do any projects work on this board?

When does error occur?

Can you turn off the "run to main()" option and step on in from the Reset_Handler?

​

Check you are not corrupting your stack or have the vector table messed up.​

The standard behavior of Eclipse-based toolchains during debugging, if you have no source for parts of your application.

Like linked-in libraries. There is nothing inherently wrong with this message.

I solved the problem.

In a run time memory leak problem occur because of i assigned two memory address with one pointer without flushing the older location.

thank you.