Flow price: --
73687f9399cd33b20924e937e373dcf3da6902cdcd8649bdf487ec1e4d8f0e88

Transaction

Hash: 73687f9399cd33b20924e937e373dcf3da6902cdcd8649bdf487ec1e4d8f0e88
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 73687f9399cd33b20924e937e373dcf3da6902cdcd8649bdf487ec1e4d8f0e88:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
73687f9399cd33b20924e937e373dcf3da6902cdcd8649bdf487ec1e4d8f0e88
Status:
ERROR
Block height:
39841832
Block id:
76dc96de650c68bf5c1ee5d4ebfb51c55243bd10d6c564adc8f4ef8d25b42949
Timestamp:
Friday 28 October 2022 at 02:28:50 UTC
()
Proposer:
Authorizers:
Gas used:
47