Flow price: --
a4ca00df4a75861376e78910ce620422df36cc3a53eb565060879d5bc5d17956

Transaction

Hash: a4ca00df4a75861376e78910ce620422df36cc3a53eb565060879d5bc5d17956
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a4ca00df4a75861376e78910ce620422df36cc3a53eb565060879d5bc5d17956:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
a4ca00df4a75861376e78910ce620422df36cc3a53eb565060879d5bc5d17956
Status:
ERROR
Block height:
39922670
Block id:
c72f81fceae15d97c5d223a01994b3884769e7d77e48c592eb18eaf114c160ce
Timestamp:
Saturday 29 October 2022 at 10:51:27 UTC
()
Proposer:
Authorizers:
Gas used:
47