Flow price: --
ad9a4f20b1f047902ba3f7d50f8e3c90da946264321557a67417b0b73f733c6e

Transaction

Hash: ad9a4f20b1f047902ba3f7d50f8e3c90da946264321557a67417b0b73f733c6e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> ad9a4f20b1f047902ba3f7d50f8e3c90da946264321557a67417b0b73f733c6e: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:
ad9a4f20b1f047902ba3f7d50f8e3c90da946264321557a67417b0b73f733c6e
Status:
ERROR
Block height:
40101300
Block id:
77a17ddaf91cafa948ad53515ad721cf84b18418d30465b7a8d44b87d1555e21
Timestamp:
Tuesday 1 November 2022 at 10:26:34 UTC
()
Proposer:
Authorizers:
Gas used:
52