Flow price: --
869530c3a7aaf082f6faf90a2dc44d69a31aba2a01c5134c5a0d581fce9354e6

Transaction

Hash: 869530c3a7aaf082f6faf90a2dc44d69a31aba2a01c5134c5a0d581fce9354e6
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 869530c3a7aaf082f6faf90a2dc44d69a31aba2a01c5134c5a0d581fce9354e6:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
869530c3a7aaf082f6faf90a2dc44d69a31aba2a01c5134c5a0d581fce9354e6
Status:
ERROR
Block height:
39860862
Block id:
bae9359645847501e65ec0646459d078e285a7df11b5fa1da90a498194d40e19
Timestamp:
Friday 28 October 2022 at 10:09:28 UTC
()
Proposer:
Authorizers:
Gas used:
51