Flow price: --
455e9da5c2db2c36e72e6db5e5c1e13f6e7a475d336b85e633b9e08e0ceac21b

Transaction

Hash: 455e9da5c2db2c36e72e6db5e5c1e13f6e7a475d336b85e633b9e08e0ceac21b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 455e9da5c2db2c36e72e6db5e5c1e13f6e7a475d336b85e633b9e08e0ceac21b: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:
455e9da5c2db2c36e72e6db5e5c1e13f6e7a475d336b85e633b9e08e0ceac21b
Status:
ERROR
Block height:
39941779
Block id:
9b09a98e900083c1f92fe27de1d8fe673408e983458cb655935f96c3d92a5859
Timestamp:
Saturday 29 October 2022 at 18:34:37 UTC
()
Proposer:
Authorizers:
Gas used:
46