Flow price: --
5defd5f789792fca04ff8316a588d1ab0ffc33022c143c6889081ee22f9675be

Transaction

Hash: 5defd5f789792fca04ff8316a588d1ab0ffc33022c143c6889081ee22f9675be
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5defd5f789792fca04ff8316a588d1ab0ffc33022c143c6889081ee22f9675be: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:
5defd5f789792fca04ff8316a588d1ab0ffc33022c143c6889081ee22f9675be
Status:
ERROR
Block height:
39755135
Block id:
16626c72614d581e72c89a0c9222cf2e2cba1209e6ade75508e4d18409298e9a
Timestamp:
Wednesday 26 October 2022 at 15:30:20 UTC
()
Proposer:
Authorizers:
Gas used:
48