Flow price: --
c85d8c89bbcf30f557336a187479b3adc5a7f01d3f37b5c18a5219ecffb0db4c

Transaction

Hash: c85d8c89bbcf30f557336a187479b3adc5a7f01d3f37b5c18a5219ecffb0db4c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c85d8c89bbcf30f557336a187479b3adc5a7f01d3f37b5c18a5219ecffb0db4c: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:
c85d8c89bbcf30f557336a187479b3adc5a7f01d3f37b5c18a5219ecffb0db4c
Status:
ERROR
Block height:
40136601
Block id:
1652ec929e9b7adf6540d548e8a8d36f2d8ab20ba80ffeeec9859e7d1011a44b
Timestamp:
Wednesday 2 November 2022 at 00:47:54 UTC
()
Proposer:
Authorizers:
Gas used:
46