Flow price: --
a3a0e21c7e3cc66070489348be5177864551bf0d766adcf6539189826ee85e68

Transaction

Hash: a3a0e21c7e3cc66070489348be5177864551bf0d766adcf6539189826ee85e68
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a3a0e21c7e3cc66070489348be5177864551bf0d766adcf6539189826ee85e68:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
a3a0e21c7e3cc66070489348be5177864551bf0d766adcf6539189826ee85e68
Status:
ERROR
Block height:
40104578
Block id:
be5cb9a0446bc009ff008fd1f0b146b6d976304c1f6d72acc3a28318b967c230
Timestamp:
Tuesday 1 November 2022 at 11:46:14 UTC
()
Proposer:
Authorizers:
Gas used:
46