Flow price: --
1050caaeafb13653f51a149b85af517faf5424167a1cc28670b4fb54f920bbe8

Transaction

Hash: 1050caaeafb13653f51a149b85af517faf5424167a1cc28670b4fb54f920bbe8
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1050caaeafb13653f51a149b85af517faf5424167a1cc28670b4fb54f920bbe8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
1050caaeafb13653f51a149b85af517faf5424167a1cc28670b4fb54f920bbe8
Status:
ERROR
Block height:
39858908
Block id:
9049524819bcb03957cdc9ed354bb2e555f75782affeef2eb81d2a8e7e4e5611
Timestamp:
Friday 28 October 2022 at 09:22:19 UTC
()
Proposer:
Authorizers:
Gas used:
51