@satishnarayan , Just to highlight  we faced this in 6.3.6 and used the jar, but in 6.4.4 there might be some corrupted audiences , please correct that audience also check logs for the same. for jar use this, https://drive.google.com/file/d/1-GdmuTbCRODRkiM9dm_Wy9Smcieoi0P8/view?usp=sharing  Replace...

@satishnarayan , I raised an adobe ticket for this, the issue was with the cq-personalisation jar, Just update with the provided jar it should work. cq-personalization-5.10.86.jar should work.