Flow price: --
79177ffbed68d1a5636b5ddd1958a6071f6f6da8b7aeb1cb4a8fcc2a6d501d85

Transaction

Hash: 79177ffbed68d1a5636b5ddd1958a6071f6f6da8b7aeb1cb4a8fcc2a6d501d85
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 79177ffbed68d1a5636b5ddd1958a6071f6f6da8b7aeb1cb4a8fcc2a6d501d85:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
79177ffbed68d1a5636b5ddd1958a6071f6f6da8b7aeb1cb4a8fcc2a6d501d85
Status:
ERROR
Block height:
39876030
Block id:
7bf4819695e67729fe6427a653bfae837ed380e8ee44e3f9530a8ffd46fdcf49
Timestamp:
Friday 28 October 2022 at 16:14:22 UTC
()
Proposer:
Authorizers:
Gas used:
48