Flow price: --
2548f8ec6c43a214eed059054de3553fd912f9ba241bef0b85c558995d03baf8

Transaction

Hash: 2548f8ec6c43a214eed059054de3553fd912f9ba241bef0b85c558995d03baf8
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2548f8ec6c43a214eed059054de3553fd912f9ba241bef0b85c558995d03baf8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
2548f8ec6c43a214eed059054de3553fd912f9ba241bef0b85c558995d03baf8
Status:
ERROR
Block height:
40104904
Block id:
9d3ea99fcfefe6a02671354f95eb73d90a2ea1365226305f5f169ab74e98b470
Timestamp:
Tuesday 1 November 2022 at 11:54:11 UTC
()
Proposer:
Authorizers:
Gas used:
47