Flow price: --
f35a989074923e494c47de8bdb9e5d39d2631083a7c060dd1876a9c317f06221

Transaction

Hash: f35a989074923e494c47de8bdb9e5d39d2631083a7c060dd1876a9c317f06221
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f35a989074923e494c47de8bdb9e5d39d2631083a7c060dd1876a9c317f06221:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
f35a989074923e494c47de8bdb9e5d39d2631083a7c060dd1876a9c317f06221
Status:
ERROR
Block height:
39872217
Block id:
a27c7a0a73f83c09b84dafb3fcb8f3da24f9204866a33e713d6428b8e5971ade
Timestamp:
Friday 28 October 2022 at 14:43:03 UTC
()
Proposer:
Authorizers:
Gas used:
49