Flow price: --
3cfa8e956dab57e2bc15fecdf810cdb825dec79a973cf28695ab09092d4cd640

Transaction

Hash: 3cfa8e956dab57e2bc15fecdf810cdb825dec79a973cf28695ab09092d4cd640
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3cfa8e956dab57e2bc15fecdf810cdb825dec79a973cf28695ab09092d4cd640:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
3cfa8e956dab57e2bc15fecdf810cdb825dec79a973cf28695ab09092d4cd640
Status:
ERROR
Block height:
39865634
Block id:
abe67703e1ae5ef5de888139c5965a98f2021e263ad569e4f32cbb750dbdcb2d
Timestamp:
Friday 28 October 2022 at 12:04:56 UTC
()
Proposer:
Authorizers:
Gas used:
49