Flow price: --
9800eea8db6a5a1fd43d354896f5409db788deaec2eda7c7934598f77537ed02

Transaction

Hash: 9800eea8db6a5a1fd43d354896f5409db788deaec2eda7c7934598f77537ed02
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9800eea8db6a5a1fd43d354896f5409db788deaec2eda7c7934598f77537ed02:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
9800eea8db6a5a1fd43d354896f5409db788deaec2eda7c7934598f77537ed02
Status:
ERROR
Block height:
40101849
Block id:
237167af29aac20f320e6e311a4a2a20876c58e678e0acec608a79b3d38fa40b
Timestamp:
Tuesday 1 November 2022 at 10:39:52 UTC
()
Proposer:
Authorizers:
Gas used:
46