Release Information > Release Notes > Known Issues and Limitations
Known Issues and Limitations
Review known issues and limitations discovered in PTC Orbit releases, along with their current resolution status.
Known issues
The following table represents known issues for PTC Orbit.
Title
Description
Discovered In
Resolved In
Delete All Notification Known Issue
The Delete All function fails when there is a high volume of notifications due to a request size limitation. Until a fix is available, it is recommended removing notifications individually as a workaround.
5.0
N/A
Production Sync Known Issue in Data Foundry
The sync fails when users with the Orbit Admin role clicks the Sync to Production option in Data Foundry.
4.0
N/A
Limitations
The following table represents known limitations for PTC Orbit.
Title
Description
Discovered In
Resolved In
Demand Forecasting supports only time-based PM schedules
The PM forecast component of Demand Forecasting only includes time-based PM schedules with an upfront schedule. Other PM schedule types are not included in the PM forecast calculations.
5.0
N/A
Demand Forecasting historical data range limited to 5 years
When configuring a demand forecast, the historical date range start date cannot be more than 5 years in the past. If a longer range is specified through the AI assistant, the system automatically clamps the value to the nearest allowed boundary.
5.0
N/A
Demand Forecasting forecast period limited to 2 years
The forecast period end date cannot exceed 2 years from the forecast start date. Requests for longer forecast periods through the AI assistant are automatically adjusted to the maximum allowed range.
5.0
N/A
Minimum 500 work orders required for AI-based demand forecast
At least 500 matching work order records are required for the AI-based demand forecast model to generate predictions. If fewer matching work orders are found, a warning is displayed.
5.0
N/A
Maximum 10 filter conditions in Demand Forecasting criteria
Asset and work order filter criteria in Demand Forecasting are limited to a maximum of 10 conditions. Conditions beyond this limit are truncated.
5.0
N/A
Dashboard AI filter query limited to 255 characters
The natural language query entered in the Maintenance Performance Dashboard AI filter bar is limited to 255 characters.
5.0
N/A
Was this helpful?