i'm having the same problem, unstucks once and never again. sometimes it just never unstucks as well. tried using any recent version of DB on core of arreat and version 2.05 of unstucker. char will just stand still and never do anything or leave the game until you intervene by hand.
this is what happens in the log when it gets stuck on multiple different core profiles by different authors:
[06:33:12.016 D] Generating path to Fucking Cannon - <810.6706, 657.5673, 0.1000153>
[06:33:12.017 D] Raycast path generated.
[06:33:12.017 D] Generated path to <810.6706, 657.5673, 0.1000153> (Fucking Cannon) with 1 hops.
[06:33:14.234 D] [Stuck Handler] We're stuck at <583.7554, 632.0927, 0.0974693>
[06:33:14.240 D] Navigator.Clear
[06:33:14.389 D] Generating path to Fucking Cannon - <810.6706, 657.5673, 0.1000153>
[06:33:14.389 D] Raycast path generated.
[06:33:14.389 D] Generated path to <810.6706, 657.5673, 0.1000153> (Fucking Cannon) with 1 hops.
[06:33:16.639 D] [Stuck Handler] We're stuck at <583.7554, 632.0927, 0.0974693>
[06:33:16.643 D] Navigator.Clear
[06:33:16.799 D] Generating path to Fucking Cannon - <810.6706, 657.5673, 0.1000153>
[06:33:16.800 D] Raycast path generated.
[06:33:16.800 D] Generated path to <810.6706, 657.5673, 0.1000153> (Fucking Cannon) with 1 hops.
[06:33:17.537 V] Using power: Wizard_MagicWeapon
[06:33:19.037 D] [Stuck Handler] We're stuck at <583.7554, 632.0927, 0.0974693>
[06:33:19.042 D] Navigator.Clear
[06:33:19.182 D] Generating path to Fucking Cannon - <810.6706, 657.5673, 0.1000153>
[06:33:19.182 D] Raycast path generated.
[06:33:19.182 D] Generated path to <810.6706, 657.5673, 0.1000153> (Fucking Cannon) with 1 hops.
[06:33:21.414 D] [Stuck Handler] We're stuck at <583.7554, 632.0927, 0.0974693>
[06:33:21.419 D] Navigator.Clear
[06:33:21.569 D] Generating path to Fucking Cannon - <810.6706, 657.5673, 0.1000153>
[06:33:21.569 D] Raycast path generated.
[06:33:21.569 D] Generated path to <810.6706, 657.5673, 0.1000153> (Fucking Cannon) with 1 hops.
[06:33:23.813 D] [Stuck Handler] We're stuck at <583.7554, 632.0927, 0.0974693>
[06:33:23.818 D] Navigator.Clear
[06:33:23.967 D] Generating path to Fucking Cannon - <810.6706, 657.5673, 0.1000153>
[06:33:23.967 D] Raycast path generated.
[06:33:23.967 D] Generated path to <810.6706, 657.5673, 0.1000153> (Fucking Cannon) with 1 hops.
[06:33:26.220 D] [Stuck Handler] We're stuck at <583.7554, 632.0927, 0.0974693>
[06:33:26.224 D] Navigator.Clear
[06:33:26.366 D] Generating path to Fucking Cannon - <810.6706, 657.5673, 0.1000153>
[06:33:26.366 D] Raycast path generated.
[06:33:26.366 D] Generated path to <810.6706, 657.5673, 0.1000153> (Fucking Cannon) with 1 hops.
[06:33:28.622 D] [Stuck Handler] We're stuck at <583.7554, 632.0927, 0.0974693>
[06:33:28.628 D] Navigator.Clear
[06:33:28.785 D] Generating path to Fucking Cannon - <810.6706, 657.5673, 0.1000153>
[06:33:28.786 D] Raycast path generated.
[06:33:28.786 D] Generated path to <810.6706, 657.5673, 0.1000153> (Fucking Cannon) with 1 hops.
[06:33:31.024 D] [Stuck Handler] We're stuck at <583.7554, 632.0927, 0.0974693>
[06:33:31.031 D] Navigator.Clear
[06:33:31.167 D] Generating path to Fucking Cannon - <810.6706, 657.5673, 0.1000153>
[06:33:31.167 D] Raycast path generated.
[06:33:31.167 D] Generated path to <810.6706, 657.5673, 0.1000153> (Fucking Cannon) with 1 hops.
[06:33:33.419 D] [Stuck Handler] We're stuck at <583.7554, 632.0927, 0.0974693>
[06:33:33.425 D] Navigator.Clear
[06:33:33.570 D] Generating path to Fucking Cannon - <810.6706, 657.5673, 0.1000153>
[06:33:33.570 D] Raycast path generated.
[06:33:33.570 D] Generated path to <810.6706, 657.5673, 0.1000153> (Fucking Cannon) with 1 hops.
[06:33:35.800 D] [Stuck Handler] We're stuck at <583.7554, 632.0927, 0.0974693>
[06:33:35.805 D] Navigator.Clear
[06:33:35.954 D] Generating path to Fucking Cannon - <810.6706, 657.5673, 0.1000153>
[06:33:35.954 D] Raycast path generated.
[06:33:35.954 D] Generated path to <810.6706, 657.5673, 0.1000153> (Fucking Cannon) with 1 hops.
[06:33:38.187 D] [Stuck Handler] We're stuck at <583.7554, 632.0927, 0.0974693>
[06:33:38.194 D] Navigator.Clear
[06:33:38.349 D] Generating path to Fucking Cannon - <810.6706, 657.5673, 0.1000153>
[06:33:38.350 D] Raycast path generated.
[06:33:38.350 D] Generated path to <810.6706, 657.5673, 0.1000153> (Fucking Cannon) with 1 hops.
[06:33:40.601 D] [Stuck Handler] We're stuck at <583.7554, 632.0927, 0.0974693>
[06:33:40.606 D] Navigator.Clear
[06:33:40.756 D] Generating path to Fucking Cannon - <810.6706, 657.5673, 0.1000153>
[06:33:40.757 D] Raycast path generated.
[06:33:40.757 D] Generated path to <810.6706, 657.5673, 0.1000153> (Fucking Cannon) with 1 hops.
[06:33:43.016 D] [Stuck Handler] We're stuck at <583.7554, 632.0927, 0.0974693>
[06:33:43.021 D] Navigator.Clear
[06:33:43.173 D] Generating path to Fucking Cannon - <810.6706, 657.5673, 0.1000153>
[06:33:43.173 D] Raycast path generated.
[06:33:43.173 D] Generated path to <810.6706, 657.5673, 0.1000153> (Fucking Cannon) with 1 hops.
[06:33:45.389 D] [Stuck Handler] We're stuck at <583.7554, 632.0927, 0.0974693>
[06:33:45.393 D] Navigator.Clear
[06:33:45.532 D] Generating path to Fucking Cannon - <810.6706, 657.5673, 0.1000153>
[06:33:45.533 D] Raycast path generated.
[06:33:45.533 D] Generated path to <810.6706, 657.5673, 0.1000153> (Fucking Cannon) with 1 hops.
[06:33:47.808 D] [Stuck Handler] We're stuck at <583.7554, 632.0927, 0.0974693>
[06:33:47.813 D] Navigator.Clear
[06:33:47.954 D] Generating path to Fucking Cannon - <810.6706, 657.5673, 0.1000153>
[06:33:47.954 D] Raycast path generated.
[06:33:47.954 D] Generated path to <810.6706, 657.5673, 0.1000153> (Fucking Cannon) with 1 hops.
[06:33:50.194 D] [Stuck Handler] We're stuck at <583.7554, 632.0927, 0.0974693>
[06:33:50.201 D] Navigator.Clear
[06:33:50.352 D] Generating path to Fucking Cannon - <810.6706, 657.5673, 0.1000153>
[06:33:50.352 D] Raycast path generated.
[06:33:50.352 D] Generated path to <810.6706, 657.5673, 0.1000153> (Fucking Cannon) with 1 hops.
[06:33:52.603 D] [Stuck Handler] We're stuck at <583.7554, 632.0927, 0.0974693>
[06:33:52.606 D] Navigator.Clear
[06:33:52.760 D] Generating path to Fucking Cannon - <810.6706, 657.5673, 0.1000153>
[06:33:52.761 D] Raycast path generated.
[06:33:52.761 D] Generated path to <810.6706, 657.5673, 0.1000153> (Fucking Cannon) with 1 hops.
[06:33:55.001 D] [Stuck Handler] We're stuck at <583.7554, 632.0927, 0.0974693>
[06:33:55.006 D] Navigator.Clear
[06:33:55.152 D] Generating path to Fucking Cannon - <810.6706, 657.5673, 0.1000153>
[06:33:55.153 D] Raycast path generated.
[06:33:55.153 D] Generated path to <810.6706, 657.5673, 0.1000153> (Fucking Cannon) with 1 hops.
[06:33:57.385 D] [Stuck Handler] We're stuck at <583.7554, 632.0927, 0.0974693>