# ID 20439

Channel parameters: Number of master and slave axes is different.
Description | At start-up, a check of the channel parameters detects that a different number of master and slave axes (P-CHAN-00037, P-CHAN-00038) are defined in the default coupling group 0 (zero).
Response | Class | 1 | Controller start-up is continued.
Solution | Class | 1 | In case of conflict, the total number of master and slave axes at start-up is set to the smaller number of both values and the start-up is continued. Note: The complete number of master/slave axis pairs configured in the channel parameter list may then not be available after start-up in the channel.
Parameter | %1: | Current value [-]
Number of master axes
%2: | Corrected value[-]
Number of slave axes
%3: | [-]
Total number of master and slave axes automatically corrected
Error type | 2, Error message by data transfer from parameter list into control device.