search for: ffa00004

...27 0.061698 Report Descriptor: (27 bytes) => 06 a0 ff 09 04 a1 01 09 06 15 00 26 ff 00 0.061721 75 08 95 08 81 82 09 07 95 40 91 82 c0 0.061781 Using subdriver: EXPLORE HID 0.1 0.061785 Entering libusb_get_report 0.061939 Can't retrieve Report 00: Broken pipe 0.061944 hid_lookup_path: ffa00004 -> not found in lookup table 0.061954 hid_lookup_path: ffa00006 -> not found in lookup table 0.061962 Path: ffa00004.ffa00006, Type: Input, ReportID: 0x00, Offset: 0, Size: 8 0.061965 Entering libusb_get_report 0.062310 Can't retrieve Report 00: Broken pipe 0.062314 hid_lookup_path:...

..., Offset: 0, Size: 8 0.040810 Entering libusb_get_report 0.041661 libusb_get_report: Input/output error 0.041697 Can't retrieve Report 00: Input/output error 0.041723 hid_lookup_path: ffa00001 -> not found in lookup table 0.041741 hid_lookup_path: ffa00004 -> not found in lookup table 0.041747 Path: ffa00001.ffa00004, Type: Output, ReportID: 0x00, Offset: 0, Size: 8 In your upsmon log, these seem to be the usb_interrupt_read() request/response pairs: ffff88010f25a600 1892124915 S Ii:4:004:1 -115:8 8 < ffff88010f25a600 1893162682 C I...

...06 a0 ff 09 01 a1 01 09 03 15 00 25 01 75 08 95 08 81 02 09 04 15 00 25 01 75 08 95 08 91 02 c0 Using subdriver: EXPLORE HID 0.1 Can't retrieve Report 0: Broken pipe Path: ffa00001.ffa00003, Type: Input, ReportID: 0x00, Offset: 0, Size: 8 Can't retrieve Report 0: Broken pipe Path: ffa00001.ffa00004, Type: Output, ReportID: 0x00, Offset: 0, Size: 8 Report descriptor retrieved (Reportlen = 32) Found HID device Detected a UPS: ATCL FOR UPS/ATCL FOR UPS upsdrv_initinfo... upsdrv_updateinfo... file_report_buffer: expected 0 bytes, but got 128! Report[err]: (128 bytes) => 01 00 00 00 00 00 00 00...

Hi, I just bought a cheap UPS and apparently I'm hitting the same issue that's described here: http://comments.gmane.org/gmane.comp.monitoring.nut.user/6146 Mine is a different brand: "Kanji" which appears to be the argentinian dealler for some generic chinese manufacturer. My model is also 800VA and identified in the same way, so maybe is the same UPS under a different brand: