Flow price: --
d6c078aa8aed77a585972b5115574da1cba13f15c7fc1fb75f7e2e04ba324a40

Transaction

Hash: d6c078aa8aed77a585972b5115574da1cba13f15c7fc1fb75f7e2e04ba324a40
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d6c078aa8aed77a585972b5115574da1cba13f15c7fc1fb75f7e2e04ba324a40:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
d6c078aa8aed77a585972b5115574da1cba13f15c7fc1fb75f7e2e04ba324a40
Status:
ERROR
Block height:
39845547
Block id:
7788206a3c41cbb6a22608fd98699498968cfc782e91f63dc25c58d5eacca4cb
Timestamp:
Friday 28 October 2022 at 03:57:57 UTC
()
Proposer:
Authorizers:
Gas used:
52