Flow price: --
a6f5a947ca9f191cb68adf310468095349e4266d21afeb774c577a045f7f7d64

Transaction

Hash: a6f5a947ca9f191cb68adf310468095349e4266d21afeb774c577a045f7f7d64
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a6f5a947ca9f191cb68adf310468095349e4266d21afeb774c577a045f7f7d64:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
a6f5a947ca9f191cb68adf310468095349e4266d21afeb774c577a045f7f7d64
Status:
ERROR
Block height:
40119091
Block id:
7ac90c63de95365d4664ffd788de4c2380d0bd2a05b0e92662574d039568f1bd
Timestamp:
Tuesday 1 November 2022 at 17:39:12 UTC
()
Proposer:
Authorizers:
Gas used:
50