Flow price: --
09f6fe3187b2866469b5aa0d3eb1707ca261f2768f65536565230c9639405b31

Transaction

Hash: 09f6fe3187b2866469b5aa0d3eb1707ca261f2768f65536565230c9639405b31
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 09f6fe3187b2866469b5aa0d3eb1707ca261f2768f65536565230c9639405b31:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
09f6fe3187b2866469b5aa0d3eb1707ca261f2768f65536565230c9639405b31
Status:
ERROR
Block height:
40113671
Block id:
42bb987bc0054f5d0696a579708e777101c808919db37033a5222d75183c69e5
Timestamp:
Tuesday 1 November 2022 at 15:26:46 UTC
()
Proposer:
Authorizers:
Gas used:
49