Fantom: Fatal Error Unexpected Null

[rareweasel]

{ "data": { "indexingStatusForCurrentVersion": { "synced": true, "health": "failed", "fatalError": { "message": "Mapping aborted at src/utils/transaction.ts, line 67, column 22, with message: unexpected null\twasm backtrace:\t 0: 0x355d - !src/utils/transaction/getOrCreateTransactionFromEvent\t 1: 0x36bb - !~lib/@graphprotocol/graph-ts/common/value/Value#toBytes\t 2: 0xba41 - !generated/schema/VaultUpdate#get:pricePerShare\t in handler handleTransfer at block #34272300 (0001774300000a9daca8481f10ace6b604e7cb38835cd7a6688d9372d979f751)", "block": { "number": "34272300", "hash": "0x0001774300000a9daca8481f10ace6b604e7cb38835cd7a6688d9372d979f751" }, "handler": null }, "chains": [ { "chainHeadBlock": { "number": "34291121" }, "latestBlock": { "number": "34272300" } } ] } } }