Flow price: --
9bd62641cc52746f9117807834532354cf5ddfce8688d8a3da6fba4858c38d21

Transaction

Hash: 9bd62641cc52746f9117807834532354cf5ddfce8688d8a3da6fba4858c38d21
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9bd62641cc52746f9117807834532354cf5ddfce8688d8a3da6fba4858c38d21:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
9bd62641cc52746f9117807834532354cf5ddfce8688d8a3da6fba4858c38d21
Status:
ERROR
Block height:
40161145
Block id:
9b9d768587c149265a5a4f394c208731d31872b00afd55791aba1557697be15b
Timestamp:
Wednesday 2 November 2022 at 10:46:14 UTC
()
Proposer:
Authorizers:
Gas used:
47