The terraform-provider-grafana_v1.40.1 plugin crashed!

[Adrien2Adrien]

Terraform Version

• Terraform: v1.4.6 on darwin_arm64
• Terraform Grafana Provider: v1.40.1
• Grafana: 8.1.8

Affected Resource(s)

• grafana_dashboard
• terraform_maintained

Terraform Configuration Files

Default configuration from https://registry.terraform.io/providers/hashicorp/google/latest/docs

Debug/Panic Output

Stack trace from the terraform-provider-grafana_v1.40.1 plugin:

panic: interface conversion: interface {} is nil, not []interface {}

goroutine 16 [running]:
github.com/grafana/terraform-provider-grafana/internal/resources/grafana.NormalizeDashboardConfigJSON({0x10377f520?, 0x140001bd770?})
        github.com/grafana/terraform-provider-grafana/internal/resources/grafana/resource_dashboard.go:366 +0x370
github.com/grafana/terraform-provider-grafana/internal/resources/grafana.ReadDashboard({0x1035779b0?, 0x140004d9230?}, 0x14000651700, {0x103717d20?, 0x140006476d0?})
        github.com/grafana/terraform-provider-grafana/internal/resources/grafana/resource_dashboard.go:257 +0x81c
github.com/grafana/terraform-provider-grafana/internal/provider.addResourcesMetadataValidation.func1({0x10388b508, 0x14000269860}, 0x0?, {0x103717d20, 0x140006476d0})
        github.com/grafana/terraform-provider-grafana/internal/provider/provider_validation.go:60 +0xe0
github.com/hashicorp/terraform-plugin-sdk/v2/helper/schema.(*Resource).read(0x140000f1ea0, {0x10388b540, 0x14000269110}, 0xd?, {0x103717d20, 0x140006476d0})
        github.com/hashicorp/terraform-plugin-sdk/v2@v2.26.1/helper/schema/resource.go:724 +0xe8
github.com/hashicorp/terraform-plugin-sdk/v2/helper/schema.(*Resource).RefreshWithoutUpgrade(0x140000f1ea0, {0x10388b540, 0x14000269110}, 0x14000620750, {0x103717d20, 0x140006476d0})
        github.com/hashicorp/terraform-plugin-sdk/v2@v2.26.1/helper/schema/resource.go:1015 +0x46c
github.com/hashicorp/terraform-plugin-sdk/v2/helper/schema.(*GRPCProviderServer).ReadResource(0x140003f3e90, {0x10388b540?, 0x14000268ff0?}, 0x140004ce700)
        github.com/hashicorp/terraform-plugin-sdk/v2@v2.26.1/helper/schema/grpc_provider.go:613 +0x400
github.com/hashicorp/terraform-plugin-go/tfprotov5/tf5server.(*server).ReadResource(0x140002195e0, {0x10388b540?, 0x14000675d70?}, 0x14000418600)
        github.com/hashicorp/terraform-plugin-go@v0.14.3/tfprotov5/tf5server/server.go:748 +0x3e8
github.com/hashicorp/terraform-plugin-go/tfprotov5/internal/tfplugin5._Provider_ReadResource_Handler({0x10384b8a0?, 0x140002195e0}, {0x10388b540, 0x14000675d70}, 0x1400064c850, 0x0)
        github.com/hashicorp/terraform-plugin-go@v0.14.3/tfprotov5/internal/tfplugin5/tfplugin5_grpc.pb.go:349 +0x170
google.golang.org/grpc.(*Server).processUnaryRPC(0x140002141e0, {0x10388f4d8, 0x140003731e0}, 0x14000154480, 0x14000400ae0, 0x103e12d30, 0x0)
        google.golang.org/grpc@v1.54.0/server.go:1345 +0xc90
google.golang.org/grpc.(*Server).handleStream(0x140002141e0, {0x10388f4d8, 0x140003731e0}, 0x14000154480, 0x0)
        google.golang.org/grpc@v1.54.0/server.go:1722 +0x82c
google.golang.org/grpc.(*Server).serveStreams.func1.2()
        google.golang.org/grpc@v1.54.0/server.go:966 +0x84
created by google.golang.org/grpc.(*Server).serveStreams.func1
        google.golang.org/grpc@v1.54.0/server.go:964 +0x28c

Error: The terraform-provider-grafana_v1.40.1 plugin crashed!

Expected Behavior

What should have happened?

Terraform import should have imported the resource

Actual Behavior

What actually happened?

╷
│ Error: Request cancelled
│ 
│ The plugin.(*GRPCProvider).ReadResource request was cancelled.
╵

Steps to Reproduce

Please list the steps required to reproduce the issue, for example:

1. Create Grafana dashboard using Terraform
2. run terraform import grafana_dashboard.terraform_maintained GC797v0Vz

If you need any more information, please let me know.
Thanks!
Adrien

[kaio6fellipe]

I had the same problem trying to import a data source.

root@69ec436162bf:/platform/stacks/grafana-cloud# terraform import grafana_data_source.testdata a478c1af-c9b1-42ad-a3f7-6a2d8633c05a 
Acquiring state lock. This may take a few moments...
grafana_data_source.testdata: Importing from ID "a478c1af-c9b1-42ad-a3f7-6a2d8633c05a"...
╷
│ Error: Request cancelled
│ 
│ The plugin.(*GRPCProvider).ImportResourceState request was cancelled.
╵

Releasing state lock. This may take a few moments...

Stack trace from the terraform-provider-grafana_v1.40.1 plugin:

panic: runtime error: invalid memory address or nil pointer dereference
[signal SIGSEGV: segmentation violation code=0x1 addr=0x30 pc=0x8fb8c6]

goroutine 65 [running]:
github.com/grafana/grafana-api-golang-client.(*Client).request(0x0, {0xe22d55, 0x3}, {0xc0004a8140, 0x39}, 0x1?, {0x0, 0x0, 0x0}, {0xcbdce0, ...})
        github.com/grafana/grafana-api-golang-client@v0.21.1/client.go:85 +0x106
github.com/grafana/grafana-api-golang-client.(*Client).DataSourceByUID(0xc00003e090?, {0xc00003e090?, 0x11?})
        github.com/grafana/grafana-api-golang-client@v0.21.1/datasource.go:93 +0xce
github.com/grafana/terraform-provider-grafana/internal/resources/grafana.ResourceDataSource.func1({0xf7a900?, 0xc000369830?}, 0xc000558400, {0xcbf9e0?, 0xc00029ee60})
        github.com/grafana/terraform-provider-grafana/internal/resources/grafana/resource_data_source.go:50 +0x1d9
github.com/hashicorp/terraform-plugin-sdk/v2/helper/schema.(*Provider).ImportState(0xc000131500, {0xf7a900, 0xc000369830}, 0xc00010f620, {0xc00003e090, 0x24})
        github.com/hashicorp/terraform-plugin-sdk/v2@v2.26.1/helper/schema/provider.go:385 +0x1ac
github.com/hashicorp/terraform-plugin-sdk/v2/helper/schema.(*GRPCProviderServer).ImportResourceState(0xc000427de8, {0xf7a900?, 0xc000369710?}, 0xc0001383e0)
        github.com/hashicorp/terraform-plugin-sdk/v2@v2.26.1/helper/schema/grpc_provider.go:1088 +0xf4
github.com/hashicorp/terraform-plugin-go/tfprotov5/tf5server.(*server).ImportResourceState(0xc00024b680, {0xf7a900?, 0xc0003684b0?}, 0xc0005480f0)
        github.com/hashicorp/terraform-plugin-go@v0.14.3/tfprotov5/tf5server/server.go:848 +0x1f6
github.com/hashicorp/terraform-plugin-go/tfprotov5/internal/tfplugin5._Provider_ImportResourceState_Handler({0xdf07e0?, 0xc00024b680}, {0xf7a900, 0xc0003684b0}, 0xc000554000, 0x0)
        github.com/hashicorp/terraform-plugin-go@v0.14.3/tfprotov5/internal/tfplugin5/tfplugin5_grpc.pb.go:403 +0x170
google.golang.org/grpc.(*Server).processUnaryRPC(0xc0002481e0, {0xf7e938, 0xc0004424e0}, 0xc000380000, 0xc000432ae0, 0x151ce18, 0x0)
        google.golang.org/grpc@v1.54.0/server.go:1345 +0xdf3
google.golang.org/grpc.(*Server).handleStream(0xc0002481e0, {0xf7e938, 0xc0004424e0}, 0xc000380000, 0x0)
        google.golang.org/grpc@v1.54.0/server.go:1722 +0xa36
google.golang.org/grpc.(*Server).serveStreams.func1.2()
        google.golang.org/grpc@v1.54.0/server.go:966 +0x98
created by google.golang.org/grpc.(*Server).serveStreams.func1
        google.golang.org/grpc@v1.54.0/server.go:964 +0x28a

Error: The terraform-provider-grafana_v1.40.1 plugin crashed!