I just tried this out in a copy of Storm King's Thunder and it seems to be working. Can you post your Mod (API) Console Log, and any error message you're getting? Here's what mine looked like: "-=> Search v0.1.3 <=- [Wed Mar 22 2023 19:18:16 GMT+0000 (Coordinated Universal Time)]"
"Load Corpus: 0/84246..."
"Load Corpus: 1000/84246... (3.30 seconds)"
"Load Corpus: 2000/84246... (4.62 seconds)"
"Load Corpus: 3000/84246... (5.89 seconds)"
"Load Corpus: 4000/84246... (7.14 seconds)"
"Load Corpus: 5000/84246... (8.39 seconds)"
"Load Corpus: 6000/84246... (9.74 seconds)"
"Load Corpus: 7000/84246... (11.03 seconds)"
"Load Corpus: 8000/84246... (12.38 seconds)"
"Load Corpus: 9000/84246... (13.66 seconds)"
"Load Corpus: 10000/84246... (14.95 seconds)"
"Load Corpus: 11000/84246... (16.23 seconds)"
"Load Corpus: 12000/84246... (17.50 seconds)"
"Load Corpus: 13000/84246... (18.74 seconds)"
"Load Corpus: 14000/84246... (19.97 seconds)"
"Load Corpus: 15000/84246... (21.19 seconds)"
"Load Corpus: 16000/84246... (22.40 seconds)"
"Load Corpus: 17000/84246... (23.75 seconds)"
"Load Corpus: 18000/84246... (25.08 seconds)"
"Load Corpus: 19000/84246... (26.37 seconds)"
"Load Corpus: 20000/84246... (27.69 seconds)"
"Load Corpus: 21000/84246... (28.94 seconds)"
"Load Corpus: 22000/84246... (30.22 seconds)"
"Load Corpus: 23000/84246... (31.44 seconds)"
"Load Corpus: 24000/84246... (32.67 seconds)"
"Load Corpus: 25000/84246... (33.90 seconds)"
"Load Corpus: 26000/84246... (35.11 seconds)"
"Load Corpus: 27000/84246... (36.34 seconds)"
"Load Corpus: 28000/84246... (37.68 seconds)"
"Load Corpus: 29000/84246... (38.90 seconds)"
"Load Corpus: 30000/84246... (40.22 seconds)"
"Load Corpus: 31000/84246... (41.49 seconds)"
"Load Corpus: 32000/84246... (42.76 seconds)"
"Load Corpus: 33000/84246... (43.97 seconds)"
"Load Corpus: 34000/84246... (45.86 seconds)"
"Load Corpus: 35000/84246... (47.05 seconds)"
"Load Corpus: 36000/84246... (48.26 seconds)"
"Load Corpus: 37000/84246... (49.43 seconds)"
"Load Corpus: 38000/84246... (50.71 seconds)"
"Load Corpus: 39000/84246... (52.05 seconds)"
"Load Corpus: 40000/84246... (53.33 seconds)"
"Load Corpus: 41000/84246... (54.59 seconds)"
"Load Corpus: 42000/84246... (55.86 seconds)"
"Load Corpus: 43000/84246... (57.08 seconds)"
"Load Corpus: 44000/84246... (58.31 seconds)"
"Load Corpus: 45000/84246... (59.52 seconds)"
"Load Corpus: 46000/84246... (60.72 seconds)"
"Load Corpus: 47000/84246... (61.90 seconds)"
"Load Corpus: 48000/84246... (63.13 seconds)"
"Load Corpus: 49000/84246... (64.36 seconds)"
"Load Corpus: 50000/84246... (65.62 seconds)"
"Load Corpus: 51000/84246... (66.90 seconds)"
"Load Corpus: 52000/84246... (68.18 seconds)"
"Load Corpus: 53000/84246... (69.45 seconds)"
"Load Corpus: 54000/84246... (70.71 seconds)"
"Load Corpus: 55000/84246... (71.94 seconds)"
"Load Corpus: 56000/84246... (73.17 seconds)"
"Load Corpus: 57000/84246... (74.37 seconds)"
"Load Corpus: 58000/84246... (75.55 seconds)"
"Load Corpus: 59000/84246... (76.75 seconds)"
"Load Corpus: 60000/84246... (77.97 seconds)"
"Load Corpus: 61000/84246... (79.16 seconds)"
"Load Corpus: 62000/84246... (80.38 seconds)"
"Load Corpus: 63000/84246... (81.64 seconds)"
"Load Corpus: 64000/84246... (82.90 seconds)"
"Load Corpus: 65000/84246... (84.12 seconds)"
"Load Corpus: 66000/84246... (85.33 seconds)"
"Load Corpus: 67000/84246... (86.53 seconds)"
"Load Corpus: 68000/84246... (87.71 seconds)"
"Load Corpus: 69000/84246... (88.86 seconds)"
"Load Corpus: 70000/84246... (90.02 seconds)"
"Load Corpus: 71000/84246... (91.17 seconds)"
"Load Corpus: 72000/84246... (92.44 seconds)"
"Load Corpus: 73000/84246... (93.73 seconds)"
"Load Corpus: 74000/84246... (94.98 seconds)"
"Load Corpus: 75000/84246... (96.22 seconds)"
"Load Corpus: 76000/84246... (97.43 seconds)"
"Load Corpus: 77000/84246... (98.59 seconds)"
"Load Corpus: 78000/84246... (99.78 seconds)"
"Load Corpus: 79000/84246... (100.94 seconds)"
"Load Corpus: 80000/84246... (102.09 seconds)"
"Load Corpus: 81000/84246... (103.25 seconds)"
"Load Corpus: 82000/84246... (104.37 seconds)"
"Load Corpus: 83000/84246... (105.58 seconds)"
"Load Corpus: 84000/84246... (106.84 seconds)"
"Load Corpus: 84246/84246... (107.15 seconds)"
"Updating IDF values for 32008 terms."
"Corpus ready after 107.22 seconds."