Radius to End differ from Radius to Start Error During Stop/Run from line.

Hi guys
with normal axis gui and simulated environment i see start/end Radius error if i press STOP on arc and then Run From selected line. is there any solution that solve this problem and we could stop during g2,g3 and move by keep current line ?

after some digging in source code , i found a solution by modifying code , now it is possible to stop and continue on G2 G3 without any Error.
i am not yet very familiar with git push and ... , so i just explain what i did for others
for reference :
disable update interp position in interp.synch() in beginning during run from line fixed problem.
by disabling update position , the parser get start of arc position from previous line not from current position.
this solved problem but not sure about side-effects.

Good day MJtooba

could you explain this a little more please rgds Wilfried