Flow price: --
b1d1849bcc794b6bfaf8cea45596126dffc553abc2a8a4aad60f3559911bbad8

Transaction

Hash: b1d1849bcc794b6bfaf8cea45596126dffc553abc2a8a4aad60f3559911bbad8
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b1d1849bcc794b6bfaf8cea45596126dffc553abc2a8a4aad60f3559911bbad8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b1d1849bcc794b6bfaf8cea45596126dffc553abc2a8a4aad60f3559911bbad8
Status:
ERROR
Block height:
39855450
Block id:
add02acca5a2628afe0af8de74c7d68c94c980f1fffd6be0d46d8e8275d396db
Timestamp:
Friday 28 October 2022 at 07:59:24 UTC
()
Proposer:
Authorizers:
Gas used:
47