Flow price: --
7f6de4089b53bca2094ea33472ba201f90a4d9f63145a2831e2accb8c9ff625e

Transaction

Hash: 7f6de4089b53bca2094ea33472ba201f90a4d9f63145a2831e2accb8c9ff625e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 7f6de4089b53bca2094ea33472ba201f90a4d9f63145a2831e2accb8c9ff625e: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:
7f6de4089b53bca2094ea33472ba201f90a4d9f63145a2831e2accb8c9ff625e
Status:
ERROR
Block height:
39867015
Block id:
c7b0b351494fc68c76202d4e505421af83f655d0ef8c4bd538196d387d2abb61
Timestamp:
Friday 28 October 2022 at 12:37:41 UTC
()
Proposer:
Authorizers:
Gas used:
50