The error code "4100" is "OPERATION ERROR". The error occurs when a number is divided by 0 (Divisor D6268 value is 0).

Main differences between GX Works2 and GX Developer are as follows:-The functions of GX Configurator and GX Simulator ar

A file with the GXW extension is a project in the single file format.GX Works2 Version 1.62Q or later supports projects

You have used the device set as the automatic assignment device for labels in the program. Change the device with the on

Data can be cleared from GX Developer or GX Works2. [Online]→Select all [PLC memory], [Data device], and [Bit device.]

The USB driver is not installed.The driver needs to be separately installed before the first connection to a CPU module.

You can select the language to be used in project data (device comments, statements, notes, etc.).With this function, yo

Error 108 (Start not possible) occurs when a start is requested while a stop signal is ON.Check the "[Md.26] Axis operat

Select [View] -> [Comment] from the menu to display comments. You can display local comments with the following proc

GX Works3 and the MELSEC iQ-R series do not use actual devices as automatic assignment devices of local labels. The loc

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Error code "4100" in QCPU

The error code "4100" is "OPERATION ERROR". The error occurs when a number is divided by 0 (Divisor D6268 value is 0). Make modifications so that the divis... More Details >>
- No：22533
- Release Date：2018/09/03 17:28
- Update：2018/09/20 14:43
- Category： MELSEC-Q Series
Difference between GX Works2 and GX Developer

Main differences between GX Works2 and GX Developer are as follows:-The functions of GX Configurator and GX Simulator are integrated as GX Works2. No additio... More Details >>
- No：22503
- Release Date：2018/09/03 17:28
- Category： MELSEC-Q Series
How to open a GXW file in GX Works2

A file with the GXW extension is a project in the single file format.GX Works2 Version 1.62Q or later supports projects in the single file format. More Details >>
- No：22508
- Release Date：2018/09/03 17:28
- Category： MELSEC-Q Series
An error (error code: F1028) occurs when compilation is executed in GX Works2.

You have used the device set as the automatic assignment device for labels in the program. Change the device with the one out of the range or change the auto... More Details >>
- No：22954
- Release Date：2018/09/03 17:30
- Category： Engineering Software
Deleting all programs and data from the memory

Data can be cleared from GX Developer or GX Works2. [Online]→Select all [PLC memory], [Data device], and [Bit device.] on the Clear PLC memory window, and e... More Details >>
- No：22269
- Release Date：2018/08/30 13:48
- Category： MELSEC-F Series , Engineering Software , Main Unit
GX Works2's USB driver installation procedure

The USB driver is not installed.The driver needs to be separately installed before the first connection to a CPU module. More Details >>
- No：22507
- Release Date：2018/09/03 17:28
- Category： MELSEC-Q Series
Language selection function of GX Works2

You can select the language to be used in project data (device comments, statements, notes, etc.).With this function, you can select the language to be used ... More Details >>
- No：22936
- Release Date：2018/09/03 17:30
- Category： Engineering Software
Error 108

Error 108 (Start not possible) occurs when a start is requested while a stop signal is ON.Check the "[Md.26] Axis operation status".If "20: Servo amplifier ... More Details >>
- No：23613
- Release Date：2018/09/14 15:09
- Category： QD77MS , QD77GF , LD77MS , LD77MH , QD75MH , QD75M , QD74MH
Displaying comments in GX Works2

Select [View] -> [Comment] from the menu to display comments. You can display local comments with the following procedure. (1) Select [Tool] -> [Op... More Details >>
- No：22941
- Release Date：2018/09/03 17:30
- Update：2018/09/25 09:58
- Category： Engineering Software
How to check devices assigned to labels of GX Works3

GX Works3 and the MELSEC iQ-R series do not use actual devices as automatic assignment devices of local labels. The local labels use "label areas" in the "d... More Details >>
- No：22486
- Release Date：2018/09/03 17:28
- Update：2018/09/20 09:30
- Category： MELSEC iQ-R Series

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