Flow price: --
868edf035843364e82c1e79c9a342a6b9cd21fc8f0593a009f3454b42673c2f3

Transaction

Hash: 868edf035843364e82c1e79c9a342a6b9cd21fc8f0593a009f3454b42673c2f3
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 868edf035843364e82c1e79c9a342a6b9cd21fc8f0593a009f3454b42673c2f3:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
868edf035843364e82c1e79c9a342a6b9cd21fc8f0593a009f3454b42673c2f3
Status:
ERROR
Block height:
40124457
Block id:
61c38b126c0cd2fa9d8ad5a817c5f2628f4eeab00235b4fcc44c595d094c59ca
Timestamp:
Tuesday 1 November 2022 at 19:49:49 UTC
()
Proposer:
Authorizers:
Gas used:
50