Flow price: --
954a070db3f96a89b04732fadecfd4dafe3e1cc3d1fe38e5a6484ee0482f5375

Transaction

Hash: 954a070db3f96a89b04732fadecfd4dafe3e1cc3d1fe38e5a6484ee0482f5375
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 954a070db3f96a89b04732fadecfd4dafe3e1cc3d1fe38e5a6484ee0482f5375:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
954a070db3f96a89b04732fadecfd4dafe3e1cc3d1fe38e5a6484ee0482f5375
Status:
ERROR
Block height:
39863273
Block id:
4d57d12ca19413c682f76374a610801ed13b3b1848d877e380e92c1dedc095bf
Timestamp:
Friday 28 October 2022 at 11:07:37 UTC
()
Proposer:
Authorizers:
Gas used:
50