Since the mod is not yet compatible with infinityUI, I installed it with dragonUI.
But HiddenGame installs with warnings with the latter:
WARNING: CLABMA01.2DA] Unexpected number of columns in row 3 (expected: 51, found: 41)
Copying and patching 1 file ...
[./override/CLABFI01.2DA] loaded, 3995 bytes
WARNING: [CLABFI01.2DA] Unexpected number of columns in row 3 (expected: 51, found: 41)
WARNING: [CLABFI01.2DA] Unexpected number of columns in row 4 (expected: 51, found: 41)
WARNING: [CLABFI01.2DA] Unexpected number of columns in row 5 (expected: 51, found: 41)
WARNING: [CLABFI01.2DA] Unexpected number of columns in row 6 (expected: 51, found: 41)
WARNING: [CLABFI01.2DA] Unexpected number of columns in row 7 (expected: 51, found: 41)
WARNING: [CLABFI01.2DA] Unexpected number of columns in row 8 (expected: 51, found: 41)
Copying and patching 1 file ...
[./override/CLABPR01.2DA] loaded, 4038 bytes
WARNING: [CLABPR01.2DA] Unexpected number of columns in row 3 (expected: 51, found: 41)
WARNING: [CLABPR01.2DA] Unexpected number of columns in row 4 (expected: 51, found: 41)
WARNING: [CLABPR01.2DA] Unexpected number of columns in row 5 (expected: 51, found: 41)
WARNING: [CLABPR01.2DA] Unexpected number of columns in row 6 (expected: 51, found: 41)
WARNING: [CLABPR01.2DA] Unexpected number of columns in row 7 (expected: 51, found: 41)
WARNING: [CLABPR01.2DA] Unexpected number of columns in row 8 (expected: 51, found: 41)
Copying and patching 1 file ...