Troubleshooting

• Where to find environment variables

• Log files on the environment Amazon EC2 instances

• CloudFormation Stacks

• System failures due to an issue and reflected by Amazon EC2 Auto Scaling Group Activity

• Infrastructure hosts

• Infrastructure hosts and virtual desktops

• Hosts in a terminated state

• Useful Active Directory (AD) related commands for reference

• I want to set up custom domains after I install RES

• AWS CloudFormation stack fails to create with message "WaitCondition received failed message. Error:States.TaskFailed"

• Email notification not received after AWS CloudFormation stacks created successfully

• Instances cycling or vdc-controller in failed state

• Environment CloudFormation stack fails to delete due to dependent object error

• Error encountered for CIDR block parameter during environment creation

• CloudFormation stack creation failure during environment creation

• Creation of external resources (demo) stack fails with AdDomainAdminNode CREATE_FAILED

• I am not authorized to perform iam:PassRole

• I want to allow people outside of my AWS account to access my Research and Engineering Studio on AWS resources

• When logging into the environment, I immediately return to the login page

• "User not found" error when trying to log in

• User added in Active Directory, but missing from RES

• User unavailable when creating a session

• Size limit exceeded error in CloudWatch cluster-manager log

• I created file system through RES but it doesn't mount on the VDI hosts

• I onboarded a file system through RES but it doesn't mount on the VDI hosts

• I am not able to read/write on from VDI hosts

  • Example permission handling use cases

• I created Amazon FSx for NetApp ONTAP from RES but it did not join my domain

• A Snapshot has a status of Failed

• A Snapshot fails to apply with logs indicating that the tables could not be imported.

• Load balancer target groups without healthy instances

• Login account for Windows Virtual Desktop is set to Administrator

• Certificate expires when using external resource CertificateRenewalNode

• A virtual desktop that was previously working is no longer able to connect successfully

• I am only able to launch 5 virtual desktops

• Desktop Windows connect attempts fail with "The connection has been closed. Transport error"

• VDIs stuck in Provisioning state

• VDIs get into Error state after launching

• Amazon EC2 instance is repeatedly showing terminated in the console

• vdc-controller instance is cycling due to failing to join AD / eVDI module shows Failed API Health Check

• Project does not appear in the pull down when editing the Software Stack to add it

• cluster-manager Amazon CloudWatch log shows "<user-home-init> account not available yet. waiting for user to be synced" (where the account is a user name)

• Windows desktop on login attempt says "Your account has been disabled. Please see your administrator"

• DHCP Options issues with external/customer AD configuration

• Firefox error MOZILLA_PKIX_ERROR_REQUIRED_TLS_FEATURE_MISSING

• res-xxx-cluster stack in "DELETE_FAILED" state and cannot be deleted manually due to "Role is invalid or cannot be assumed" error

• Collecting Logs

• Downloading VDI Logs

• Downloading logs from Linux EC2 instances

• Downloading logs from Windows EC2 instances

• Collecting ECS logs for the WaitCondition error

• Demo environment login error when handling authentication request to identity provider

• Demo stack keycloak not working

• (2024.12 and 2024.12.01) Regex failure when registering a new Cognito user

• (2024.12.01 and earlier) Invalid bad cert error when connecting to VDI using a custom domain

• (2024.12 and 2024.12.01) Active Directory users cannot SSH to Bastion Host

• (2024.10) VDI auto stop broken for RES environments deployed in isolated VPCs

• (2024.10 and earlier) Failure to launch VDI for Graphic enhanced instance types

• (2024.08) Preparing Infrastructure AMI Failure

• (2024.08) Virtual desktops fail to mount read/write Amazon S3 bucket with root bucket ARN and custom prefixing

• (2024.06) Apply snapshot fails when the AD group name contains spaces

• (2024.06 and earlier) Group members not synced to RES during AD sync

• (2024.06 and earlier) CVE-2024-6387, RegreSSHion, Security Vulnerability in RHEL9 and Ubuntu VDIs

• (2024.04-2024.04.02) Provided IAM Permission Boundary not attached to the VDI instances' role

• (2024.04.02 and earlier) Windows NVIDIA instances in ap-southeast-2 (Sydney) fail to launch

• (2024.04 and 2024.04.01) RES delete failure in GovCloud

• (2024.04 - 2024.04.02) Linux virtual desktop may be stuck in the "RESUMING" status on reboot

• (2024.04.02 and earlier) Fails to sync AD users whose SAMAccountName attribute includes capital letters or special characters

• (2024.04.02 and earlier) Private key for accessing the bastion host is invalid