Flow price: --
12f92ced581540cb8ba69dfee10932d67a3b527951fc80b995ddddc120e1dbc4

Transaction

Hash: 12f92ced581540cb8ba69dfee10932d67a3b527951fc80b995ddddc120e1dbc4
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 12f92ced581540cb8ba69dfee10932d67a3b527951fc80b995ddddc120e1dbc4:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
12f92ced581540cb8ba69dfee10932d67a3b527951fc80b995ddddc120e1dbc4
Status:
ERROR
Block height:
39932379
Block id:
dfe46e8e8d358de8084263c60768da48faf51061edf51cefb15125438a0e266f
Timestamp:
Saturday 29 October 2022 at 14:47:02 UTC
()
Proposer:
Authorizers:
Gas used:
63