Flow price: --
ecfb90b1b96efcef25806c7443425114481732f1e7b3dba9b053483d16753622

Transaction

Hash: ecfb90b1b96efcef25806c7443425114481732f1e7b3dba9b053483d16753622
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> ecfb90b1b96efcef25806c7443425114481732f1e7b3dba9b053483d16753622:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
ecfb90b1b96efcef25806c7443425114481732f1e7b3dba9b053483d16753622
Status:
ERROR
Block height:
40044472
Block id:
5ec64b402e3cd469720b97555cc2ab4d26c197ca91ffe2393ee635c1b07d74ee
Timestamp:
Monday 31 October 2022 at 11:32:28 UTC
()
Proposer:
Authorizers:
Gas used:
49