[Cause]
In the motion trajectory external adjustment function, the movement rotation exceeded the allowable value.
[Countermeasure]
Check the position data (WPR) in the IBGN file output to the memory card and PC by the external motion path adjustment function. The MOTN-151 alarm is issued when the interpolated data exceeds the limit set in $PM_GRP[g].$ROT_ERR_LIM.