Flow price: --
2bfa7e8613577a8f7a69f2dfb1af9fb4915a75be57296a5dfece3b0a895bbb5f

Transaction

Hash: 2bfa7e8613577a8f7a69f2dfb1af9fb4915a75be57296a5dfece3b0a895bbb5f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2bfa7e8613577a8f7a69f2dfb1af9fb4915a75be57296a5dfece3b0a895bbb5f: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:
2bfa7e8613577a8f7a69f2dfb1af9fb4915a75be57296a5dfece3b0a895bbb5f
Status:
ERROR
Block height:
39864144
Block id:
eed6214c80c16cef9c8e11d902d7716d0e85ecb1c92773d7e98a2f1e506bec59
Timestamp:
Friday 28 October 2022 at 11:29:12 UTC
()
Proposer:
Authorizers:
Gas used:
48