Flow price: --
bfe6b7850de17b4e06c4ed71ba9b428d1029fef8c291aa10212bb8cf2a38b5c8

Transaction

Hash: bfe6b7850de17b4e06c4ed71ba9b428d1029fef8c291aa10212bb8cf2a38b5c8
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> bfe6b7850de17b4e06c4ed71ba9b428d1029fef8c291aa10212bb8cf2a38b5c8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
bfe6b7850de17b4e06c4ed71ba9b428d1029fef8c291aa10212bb8cf2a38b5c8
Status:
ERROR
Block height:
40065728
Block id:
34da96db9547cbc431e951670fe9ccc237f07ef43b36e651c86b2d4ba9582ed5
Timestamp:
Monday 31 October 2022 at 20:07:53 UTC
()
Proposer:
Authorizers:
Gas used:
49