Flow price: --
b3035e94435cd6b4fe816bdfba43448c39b4ce64dbac9ac3af13f455375ad656

Transaction

Hash: b3035e94435cd6b4fe816bdfba43448c39b4ce64dbac9ac3af13f455375ad656
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b3035e94435cd6b4fe816bdfba43448c39b4ce64dbac9ac3af13f455375ad656:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b3035e94435cd6b4fe816bdfba43448c39b4ce64dbac9ac3af13f455375ad656
Status:
ERROR
Block height:
40038670
Block id:
d7aa4428d88fe9f7ad40fdc38fe28139cb4d4b2c1192484f3d14165115644f83
Timestamp:
Monday 31 October 2022 at 09:11:53 UTC
()
Proposer:
Authorizers:
Gas used:
48