Flow price: --
5f6dbee405e37667f608dafa73f5426e23e57bf74d6c261e85a1a440feafcbea

Transaction

Hash: 5f6dbee405e37667f608dafa73f5426e23e57bf74d6c261e85a1a440feafcbea
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5f6dbee405e37667f608dafa73f5426e23e57bf74d6c261e85a1a440feafcbea: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:
5f6dbee405e37667f608dafa73f5426e23e57bf74d6c261e85a1a440feafcbea
Status:
ERROR
Block height:
39876464
Block id:
84dccf44304fe418c1ad2d496334ed701b96df772edfafee9a03281d6516df45
Timestamp:
Friday 28 October 2022 at 16:24:41 UTC
()
Proposer:
Authorizers:
Gas used:
50