Certain gem causing inventory scraping to fail about exile-diary HOT 2 OPEN

2019-12-15 21:41:50.084 [info] ClientTxtWatcher.js  > Inserted event 20191215214149 -> entered Coastal Hideout 107.181.173.222:6112
2019-12-15 21:41:50.542 [info] ItemParser.js        > select count(1) as count from items where (( id = '9b7a56a7d9e34362ee3da7f8bc367697222796fcefc44ff9f7bafa28d2a0a0f7' ) or ( id = '4ea789de0cadf0f99a1682e3d80d53c1d57c7c267c65c3ccb3677a8f48279448' ) or ( id = '74fbe4c1de8b2b521419eb863770612c0fc5dfb96d56bae4824fa40d3a9212ed' ) or ( id = 'b66083761373e36da0485660f118d9ed22df0b28aef10c9893c4f85696abe263' ) or ( id = '6fe61769baf01010fdaaa9d9cdbcff1b46c8c6dcd6d0745a167215e1a0dfc644' ) or ( id = 'dc95a0d002721c1087e50766ed3472fd509366d278df371f2b841cf60a796ee8' ) or ( id = 'de92c57231f62d3360d8245c1dff25ce9a4d47509c40080b234c81e376964bf5' ) or ( id = '780604e8330d12c128418113317f46e013fe8ff6406303ffc982ac264d30cd0c' ) or ( id = 'f665b3497546d15f9af778640e16277499fd8e293592ffd605441f42d32dabbb' ) or ( id = '73706a88369d701932ab4178db38c3bb89f425d6b3443852848385100f2380db' ) or ( id = '8e0b91d52ab70467751d6b8822cc49539f750a5f03235cbf5dd3d84d4e58f2cb' ) or ( id = '352e94065041ca008733bf93566673b497c006855cf3269194b30329258e0bf1' ) or ( id = '207292ac0480c1a6c3ab2254ee608f778cd5d679cda6ab7ac05d016b703bc9ea' ) or ( id = '100e603e62daa629c061b5c3553ae3e15d80978ebd43fe7c067f759105cce07a' ) or ( id = '36819d1bc6fe58ba56fbcc96e90c4e208b50b99511ab01964dc582bc1054d02b' ) or ( id = '749822da483f0709fb5dbc014ffa0e0f008621827dfb297f2ca4f1c9f966ff94' ) or ( id = 'c6c4396cdf8ff4480fe1b11d054c31ac7e9b8c956181df6176ff4329d94a430d' ) or ( id = '836a0e2bf36f3418b08e63c0acfcb3006d9db25181494762140c11bc084e17c5' ) or ( id = 'f0da17b82c7924b935c5de594233e5482d2e71ac5ab92121712ad617b33cb122' ) or ( id = '232ff6530a26cc2e8b1f880170ec909069146cba6cf1cf2f2f70afe693246010' ))
2019-12-15 21:41:50.545 [info] XPTracker.js         > XP update 20191215214149: 1149848415 -> 1156302226
2019-12-15 21:41:50.546 [info] ItemParser.js        > 20 items in inventory, 0 duplicates found in DB
2019-12-15 21:41:50.548 [info] ItemCategoryParser.js > No category found for item! JSON follows:
2019-12-15 21:41:50.547 [info] ItemParser.js        > Inserting items for 20191215214149
2019-12-15 21:41:50.548 [info] ItemCategoryParser.js > {"verified":false,"w":1,"h":1,"icon":"https://web.poecdn.com/image/Art/2DItems/Currency/Metamorph/LungInventory.png?scale=1&w=1&h=1&v=dd5a166ee748b11bab82bbe6448ce612","league":"Metamorph","id":"749822da483f0709fb5dbc014ffa0e0f008621827dfb297f2ca4f1c9f966ff94","name":"","typeLine":"Shredder of Gladiators's Lung","identified":true,"itemLevel":70,"ilvl":70,"properties":[{"name":"Uses","values":[["Leap Slam",0]],"displayMode":0,"type":27}],"explicitMods":["Drops additional Unique Jewellery","Drops a Map Item","Drops additional Rare Weapons","Drops a Rare Weapon","Drops additional Currency Items"],"descrText":"Combine this with four other different samples in Tane's Laboratory.","frameType":3,"x":3,"y":4,"inventoryId":"MainInventory"}
2019-12-15 21:41:50.548 [info] ItemParser.js        > Done inserting items for 20191215214149
2019-12-15 21:41:50.615 [info] InventoryGetter.js   > Updated last inventory at 20191215214150 (length: 76719)
2019-12-15 21:41:50.623 [info] ItemParser.js        > Error inserting item: Error: SQLITE_CONSTRAINT: NOT NULL constraint failed: items.category
2019-12-15 21:41:50.623 [info] ItemParser.js        > ["749822da483f0709fb5dbc014ffa0e0f008621827dfb297f2ca4f1c9f966ff94","20191215214149","https://web.poecdn.com/image/Art/2DItems/Currency/Metamorph/LungInventory.png",null,"Unique",null,true,"Shredder of Gladiators's Lung",null,null,"{\"verified\":false,\"w\":1,\"h\":1,\"icon\":\"https://web.poecdn.com/image/Art/2DItems/Currency/Metamorph/LungInventory.png?scale=1&w=1&h=1&v=dd5a166ee748b11bab82bbe6448ce612\",\"league\":\"Metamorph\",\"id\":\"749822da483f0709fb5dbc014ffa0e0f008621827dfb297f2ca4f1c9f966ff94\",\"name\":\"\",\"typeLine\":\"Shredder of Gladiators's Lung\",\"identified\":true,\"itemLevel\":70,\"ilvl\":70,\"properties\":[{\"name\":\"Uses\",\"values\":[[\"Leap Slam\",0]],\"displayMode\":0,\"type\":27}],\"explicitMods\":[\"Drops additional Unique Jewellery\",\"Drops a Map Item\",\"Drops additional Rare Weapons\",\"Drops a Rare Weapon\",\"Drops additional Currency Items\"],\"descrText\":\"Combine this with four other different samples in Tane's Laboratory.\",\"frameType\":3,\"x\":3,\"y\":4,\"inventoryId\":\"MainInventory\"}"]