realtime_channel_spec_integration_test.go:324: unexpectedly received in channel: {FAILED FAILED INITIALIZED [ErrorInfo :fake error code=40100 unauthorized statusCode=400] See https://help.ably.io/error/40100 false} realtime_channel_spec_integration_test.go:431: panic: runtime error: invalid memory address or nil pointer dereference [recovered] panic: runtime error: invalid memory address or nil pointer dereference /opt/hostedtoolcache/go/1.19.8/x64/src/testing/testing.go:1396 +0x372 /opt/hostedtoolcache/go/1.19.8/x64/src/testing/testing.go:1399 +0x5f0 /opt/hostedtoolcache/go/1.19.8/x64/src/runtime/panic.go:890 +0x262 /home/runner/work/ably-go/ably-go/ablytest/sandbox.go:191 +0x73 /home/runner/work/ably-go/ably-go/ably/ably_test.go:49 +0x2a6 /opt/hostedtoolcache/go/1.19.8/x64/src/runtime/panic.go:890 +0x262 /home/runner/work/ably-go/ably-go/ablytest/sandbox.go:216 /home/runner/work/ably-go/ably-go/ablytest/sandbox.go:220 /home/runner/work/ably-go/ably-go/ablytest/sandbox.go:230 +0x6b /home/runner/work/ably-go/ably-go/ably/realtime_channel_spec_integration_test.go:435 +0x19e /opt/hostedtoolcache/go/1.19.8/x64/src/testing/testing.go:1446 +0x217 /opt/hostedtoolcache/go/1.19.8/x64/src/testing/testing.go:1493 +0x75e