Solution
Typically this error is caused by the absence of a clock when performing timed operations.
If you're using an
external clock, make sure the task is properly configured on
Advance Timing tab:

If you're using an
internal clock and the task is configured with right clock type, there are several scenarios:
Troubleshoothing on NI Measurement & Automation Explorer
- Open NI MAX.
- Go to Devices and Interfaces.
- Right-click the PCI DAQ card.
- Select Reset.
- Create a new task. Once properly configured Run the task.
NI-DAQmx UpdateUsing the most recent version of the driver NI-DAQmx can solve the issue.
- First, verify the compatibility between NI-DAQmx and Microsoft Windows as well for NI-DAQmx and LabVIEW .
- Second, if you need to uninstall the driver, follow the steps described in this article.
- Lastly install the NI DAQmx driver and then test the PCI card on NI MAX or LabVIEW.
DAQ Diagnostic UtilityIf the error persists, it may be a signal of a damaged counter system on the PCI board. NI provide a
DAQ Diagnostic Ultility to test the DAQ card to verify that each of its subsystems are working.
If the device fails, please request support to
initiate a repair .