Known Issues
N2WS-21963 - Copy to S3 fails with Failed to stop processor(s)
Issue: Copy to S3 is failing with following error ERROR: add_error(segment_handler.py:322) copy of md table of segment 1 of volume vol-12345678, instance i-0987654321, backup 123 fail : Failed to stop processor(s): not all blocks were processed ...
N2WS-21868 - add support for new regions
Issue: This patch add support to backup targets in the following regions: Middle East (UAE), Europe (Zurich), Europe (Spain), Asia Pacific (Hyderabad) Update: new patch with Melbourne added Solution: Patch for v4.1.1/v4.1.1a is available and attached ...
N2WS-21543 - VPC download template fails with template format error "Number of resources is greater than maximum allowed"
Issue: VPC download CF template or clone fails with the below error ERROR: validate_vpc_template_for_stack(capture_vpc.py:178) Failed validating stack. Reason: ValidationError, message Template format error: Number of resources, 1324, is greater than ...
Recovery fails with "Enhanced networking with the Elastic Network Adapter (ENA) is required for the 'xxxx.XXXXX' instance type. Ensure that you are using an AMI that is enabled for ENA."
When attempting a windows instance recovery with ENA enabled, it may fail with the following error: "Enhanced networking with the Elastic Network Adapter (ENA) is required for the 'xxxx.XXXXX' instance type. Ensure that you are using an AMI that is ...
N2WS-21382 - S3 copy worker issues
Issues: 1. In some rare cases, worker's volumes are not removed after worker instance is terminated 2. Unnecessary alert is raised when none default worker type is used: Worker i-12345 was launched for FLR as t2.micro, which may not an optimal ...
N2WS-21358 - Cannot add very large FSX to policy
Issue: Cannot add large FSX to policy, failing with below error in server logs ERROR: scan_for_aws_resources(backup_tag.py:306) Encountered exception while scanning tags for account abc Traceback (most recent call last): File ...
N2WS-21278 - clone TGW fails with KeyError
Issue: User can't clone or download TGW and it fail with this error in server logs ERROR: execute(vpc_operations.py:468) Failed download template: 42. Wet: False Traceback (most recent call last): File ...
N2WS-20837 - S3 operations fail for versioned bucket without immutable
Issue: Copy to S3 or S3 cleanup fail in 4.1 when there is a bucket with versioning enabled (or once enabled and then disabled) without immutable option turned on. Solution: Patch for v4.1.0 is available and attached to this KB. Click here to go back ...
N2WS-20766 - RDS export fails due to error "RestoreDBInstanceFromDBSnapshot operation: No default subnet detected"
Issue: When trying to export RDS instance to S3 bucket, it fails with the following error: Error Process reported error: Failed to create DB instance from snapshot cpm-policy-1-db1-2011-1-11-1-11: An error occurred (InvalidSubnet) when calling the ...
N2WS-20695 - Standard edition users can't create AWS backup account
Issue: User get "Cannot Locate Resource" error when trying to create an AWS backup account (with Standard edition server) Solution: Patch for v4.1.0 is available and attached to this KB. Click here to go back to the Release notes: Release notes for ...
N2WS-20407 - FLR file corruption
Issue: Due to recent changes in Cloud API's, the following possible issues may occur when using File Level Recovery: 1) Some files/folders may be missing from the view. 2) Some files may be recovered with an incorrect content (unbeknownst to the ...
N2WS-20379 - Possible invalid archive configuration
Issue: Glacier Archive retention is calculated based on the original backup creation time (just like S3 retention), and not based on the time of the archive. This misunderstanding can lead customers to set archive retention lower than S3 ...
N2WS-19901 - UI Agents screen times out
Issue: When there are lots of VSS agents and trying to open the Agent tab in the UI, it get timed out and does not load Solution: Patch for v4.0.0c Available and attached to this KB Click here to go back to the Release notes: Release notes for the ...
Apache Log4j2 vulnerability CVE-2021-44228
Q: Does Apache Log4j2 vulnerability CVE-2021-44228 (https://nvd.nist.gov/vuln/detail/CVE-2021-44228) affect CPM? A: No, this vulnerability is not relevant to any version of CPM
N2WS-19829 - can't create S3 Repository for bucket located in enabled region with assume role account type
Issue: When the S3 bucket is located in new/enabled region (such as Hong Kong for example), Then creating new S3 Repository will fail with the following error in UI Failed creating repository. Reason: ['Failed accessing the specified bucket ...
N2WS-19716 - policy fails to load backup targets when region has EC2 with root volume
Issue: When target region has an EC2 instance with instance-store root type volume, the policy will fails to load backup targets in the UI with following errors in UI: Failed to load some AWS instances data: KeyError: 'RootDeviceName' Solution: Patch ...
N2WS-19463 - SSM backup fails with ValueError
Issue: During backup of an EC2 instance with SSM option enabled, agent might crash with following error in the cpm_agent.log: ERROR: backup_function(agent.py:2644) Failing since backup function caught an exception for policy policy_name, schedule ...
N2WS-19404 - Extremely high amount of DescribeSnapshots API requests
Issue: During backup of an EC2 instance, CPM may start sending DescribeSnapshots API requests non-stop, sometimes many times in a second, instead of doing so once every few seconds. Solution: Patch for v4.0.0a available and attached to this KB Click ...
N2WS-19168 - DR fails because AMI has marketplace product code
Issue: When trying to do DR for an AMI, if there is a product code on the AMI, AWS will return the following error (AWS limitation): Error - AMI DR copy image failed for region EU (Frankfurt), AMI ami-123456789. Reason: Images from AWS Marketplace ...
N2WS-19169 - Cleanup may fail because of "Can't find mapping for account "
Issue: Cleanup process may fail because server fails to clean cross-region AMI DR: ERROR: get_account_dict(account_utils.py:114) account PolicyName(user root) not found in account map, even after refresh. ERROR: ...
N2WS-19081 - Resource Control Group schedules might change unintentionally
Issue: Resource Control Group schedules might change unintentionally When opening RCG in the UI, it shows incorrect schedule times, then when clicking save it changes the time of the Resource Control Group. In addition, schedules for RCG might also ...
N2WS-18942/18930/18939 - several post upgrade issues
Issue: after upgrading to 4.0 user might have several issues: Permissions changed on cpmdata/scripts after upgrade The restore button is grayed out for backups taken with CPM 3.x for Aurora clusters. Getting exception: malformed node or string: None ...
N2WS-18908 - backups are aborting due to an internal agent error.
Issue: backups are aborting due to an internal agent error and the logs show the following: cpm_agent.log 2021-07-08 18:53:23,963:[140084355565376][----------] ERROR: <module>(cpmagent_upstart.py:27) Caught exception from run_main. Will crash now ...
N2WS-18738 - Password saved as plain text for Recovery Scenario target added via RestAPI
Issue: When creating Recovery Scenario(CPM v3.0 and up) and adding a backup target via Rest API, it will save the following details as plain text Proxy password for S3 instance recovery if used IAM AWS Secret Key when providing alternate Credential ...
EFS Recovery failed - You do not have permission to use the specified KMS key
Recovery might fail with this error: This error message is an indicator that the IAM Role used for the recovery is not listed as a Key User on the KMS key. Follow the instructions below and then retry the recovery: 1. Identify the IAM Role name from ...
N2WS-18084 - Volumes may be excluded from backup unexpectedly
Issue: When configuring a backup to exclude a volume for an instance, after policy run configuration might change to exclude all volumes. Solution: Patch for v3.2.1 Available and attached to this KB Click here to go back to the Release notes: Release ...
N2WS-17075 - logs can be unexpectedly truncated
Issue: CPM logs of Server, API and DR might get unexpectedly truncated, resulting in smaller logs that might make it harder to analyze potential issues. Solution: Patch for v3.2.1 Available and attached to this KB Click here to go back to the Release ...
N2WS-17670 - Worker volumes might not get deleted after S3 copy job
Issue: Volume that are attached to a CPM worker might not get deleted after the S3 copy completes. Solution: Patch for v3.2.1 Available and attached to this KB Click here to go back to the Release notes: Release notes for the latest v3.2.x CPM ...
N2WS-17820 - Volume DR fails with TypeError: %d format: a number is required, not str
Issue: When doing cross region DR, it might fail with following error in the cpm_dr logs: 2021-03-02 00:13:04,123:[140450227709760] ERROR: dr_function(dr.py:164) DR function encountered an exception Traceback (most recent call last): ... ... ...
N2WS-17735 - EFS cleanup fails with AccessDeniedException
Issue: When trying to delete EFS backups via CPM for an AWS backup vault that was already manually deleted in AWS, it may fails with AccessDeniedException in UI and following in the agent logs: Error,Failed to delete EFS backup (recovery point ARN: ...
N2WS-13893 - Retry of backup will not delete previous backup record from monitor
Issue: The default behavior is that when a retry happens for a backup record it deletes the previous backup records and keeps only the latest try. While for some this helps with showing only the latest attempts, for other customers this can be a ...
N2WS-16181 - S3 backups may get deleted unexpectedly without being archived to Glacier
Issue summary: S3 backup policies with archive to Glacier enabled, and the S3 backups frequency equal to the frequency of moving expired S3 backups to Glacier (e.g. both set to "1"), may result in deletion of an expired S3 backup instead of archiving ...
N2WS-15684 - Cleanup issues using copy to S3
Issue summary: Policies with S3 backup enabled and backing up (1) Independent volumes, and/or (2) instances purchased from AWS marketplace May result in premature deletion of S3 backups Affected versions: v3.1.0a, v3.1.0b Patch: Patch for 3.1.0b ...
N2WS 3.1.x - cancel button not working properly
Issue summary In several components cancel operations in the UI may not take place as expected, See details below. Issue description Component/Feature Problem description Actual results Recovery window 1. Go to recovery page. 2. Click recover 3. ...
N2WS 3.x - Backup may fail with "could not get object from aws. Reason: SSL validation for <Host> [SSL: CERTIFICATE_VERIFY_FAILED]"
Issue: Running backups may fail with the following error: ERROR: run_snapshots(agent.py:1796) (instance: i-1234567) could not get object from aws. Reason: SSL validation failed for https://ec2.us-east-1.amazonaws.com/ [SSL: CERTIFICATE_VERIFY_FAILED] ...
N2WS-14705 - S3 Sync operation may not be triggered by a policy scheduler
Issue summary: S3 Sync target included in a policy will not be triggered by policy scheduler, only run ASAP will trigger an S3 Sync operation. Affected versions 3.1.0 Patch: To fix this issue, deploy the fix attached to this KB Article.
Error "create multi-volume snapshots of instance i-123456789 failed" may occur during backup
Error: You might see this error in the cpm server logs or the UI Alerts when running backups in CPM 3.0 and above: create multi-volume snapshots of instance i-123456789 failed. Error: You are not authorized to perform this operation. Encoded ...
N2WS-12858 - CPM agent status 'never heard from' due to windows environment variable
Issue summary: If you are able to connect to the CPM UI over browser from within the windows backup target, but the Agent is still showing status 'never heard from' in the CPM UI, this can be due to an environment variable in your target Windows ...
N2WS-13787 - Duplicate row in recovery search and empty dropdown fields (e.g., VPC)
Issue summary When performaning search for an instance in the Recover window, row will show as duplicate. This can also lead to some of the values not being populated in the instance recovery popup window Issue description When performaning search ...
S3 backups may be stored for X days instead of X months
Issue description: When creating or editing a policy with S3 backup enabled and the default GUI time retention unit in the “Keep backup in S3 for at least” section is not changed, S3 backup retention time will be stored internally as “Days” instead ...
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