Error: The terraform-provider-alicloud_v1.249.0 plugin crashed!

[ccg-kickerlam]

I have tried to deploy the new resources by using terraform and got below errors. seems the plugins got unstable and may I know what the issue is?

Stack trace from the terraform-provider-alicloud_v1.249.0 plugin:

panic: interface conversion: interface {} is nil, not string

goroutine 145 [running]:
github.com/aliyun/terraform-provider-alicloud/alicloud.dataSourceAlicloudCdnServiceRead(0xc000ba6230, {0x933a220, 0xc000b9cc08})
github.com/aliyun/terraform-provider-alicloud/alicloud/data_source_alicloud_cdn_service.go:86 +0xf05
github.com/hashicorp/terraform-plugin-sdk/helper/schema.(*Resource).ReadDataApply(0xc000c3c780, 0xc001b8e4e0, {0x933a220, 0xc000b9cc08})
github.com/hashicorp/terraform-plugin-sdk@v1.17.2/helper/schema/resource.go:413 +0xb3
github.com/hashicorp/terraform-plugin-sdk/helper/schema.(*Provider).ReadDataApply(0xc001b98f00, 0xc002097920, 0xc001b8e4e0)
github.com/hashicorp/terraform-plugin-sdk@v1.17.2/helper/schema/provider.go:451 +0x5e
github.com/hashicorp/terraform-plugin-sdk/internal/helper/plugin.(*GRPCProviderServer).ReadDataSource(0xc000c88470, {0x8b71040?, 0xc0020849a8?}, 0xc00208e0c0)
github.com/hashicorp/terraform-plugin-sdk@v1.17.2/internal/helper/plugin/grpc_provider.go:1046 +0x2a5
github.com/hashicorp/terraform-plugin-sdk/internal/tfplugin5._Provider_ReadDataSource_Handler({0x8b71040, 0xc000c88470}, {0xa1bc520, 0xc002088540}, 0xc000450200, 0x0)
github.com/hashicorp/terraform-plugin-sdk@v1.17.2/internal/tfplugin5/tfplugin5.pb.go:3341 +0x1a6
google.golang.org/grpc.(*Server).processUnaryRPC(0xc00067a200, {0xa1bc520, 0xc002088480}, {0xa213d80, 0xc001dc8000}, 0xc00220a000, 0xc001e1db00, 0x11545a50, 0x0)
google.golang.org/grpc@v1.62.1/server.go:1386 +0xde3
google.golang.org/grpc.(*Server).handleStream(0xc00067a200, {0xa213d80, 0xc001dc8000}, 0xc00220a000)
google.golang.org/grpc@v1.62.1/server.go:1797 +0xe77
google.golang.org/grpc.(*Server).serveStreams.func2.1()
google.golang.org/grpc@v1.62.1/server.go:1027 +0x7f
created by google.golang.org/grpc.(*Server).serveStreams.func2 in goroutine 66
google.golang.org/grpc@v1.62.1/server.go:1038 +0x11d

Error: The terraform-provider-alicloud_v1.249.0 plugin crashed!

This is always indicative of a bug within the plugin. It would be immensely
helpful if you could report the crash with the plugin's maintainers so that it
can be fixed. The output above should help diagnose the issue.