Flow price: --
c963cfaebbdafc17f5339ca88f77b1b07ba600672b7e5b3d122005a7f437a0a3

Transaction

Hash: c963cfaebbdafc17f5339ca88f77b1b07ba600672b7e5b3d122005a7f437a0a3
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c963cfaebbdafc17f5339ca88f77b1b07ba600672b7e5b3d122005a7f437a0a3:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c963cfaebbdafc17f5339ca88f77b1b07ba600672b7e5b3d122005a7f437a0a3
Status:
ERROR
Block height:
39923650
Block id:
e7743a3045eb2fc32cf91f49dc858f7a0607c05bbb0e5fc5c5a22591edeb40e3
Timestamp:
Saturday 29 October 2022 at 11:15:02 UTC
()
Proposer:
Authorizers:
Gas used:
48