https://sourceforge.net/p/u3-tool/support-requests/2020-08-21T10:20:41.027000ZRecent changes to support-requests2020-08-21T10:20:41.027000Z2020-08-21T10:20:41.027000ZErnst Lustighttps://sourceforge.net/u/ernstlustig/https://sourceforge.net075e901502615397eafb177691dcf4b05dac661b

<div class="markdown_content"><p>My attempt to remove the write protected partitions on a SanDisk Extreme Go using<br/> u3-tool 0.3-3 on Linux Mint 20</p> <div class="codehilite"><pre><span></span>$ sudo u3-tool -p <span class="m">0</span> /dev/sdc </pre></div> <p>I got this error message:</p> <div class="codehilite"><pre><span></span><span class="n">u3_partition</span><span class="p">()</span> <span class="n">failed</span><span class="p">:</span> <span class="n">Failed</span> <span class="n">reading</span> <span class="n">device</span> <span class="n">property</span> <span class="mi">0</span><span class="n">x03</span><span class="p">:</span> <span class="n">Header</span> <span class="k">of</span> <span class="n">property</span> <span class="mi">0</span><span class="n">x0003</span> <span class="n">could</span> <span class="k">not</span> <span class="n">be</span> <span class="k">read</span><span class="p">.</span> </pre></div> <p>Despite the error message the boot sector was gone afterwards and the write protection on the second partition was removed. So I could use gparted to wipe the remainings and create a new partition.</p></div>

2020-05-07T15:59:21.690000Z2020-05-07T15:59:21.690000ZJohn Bhttps://sourceforge.net/u/controlnode/https://sourceforge.net63e7cde2e3e2aef3198cd1fe71187f004a805684

<div class="markdown_content"><p>Have you tried using device sg<em>x</em> instead of sb<em>x</em>? </p> <p>I recently restored the launcher on my older 4GB SanDisk Cruzer Titanium U3 device using these commands.</p> <div class="codehilite"><pre><span></span><span class="n">sudo</span> <span class="n">u3</span><span class="o">-</span><span class="n">tool</span> <span class="o">-</span><span class="n">p</span> <span class="mi">25165824</span> <span class="o">/</span><span class="n">dev</span><span class="o">/</span><span class="n">sg2</span> <span class="n">sudo</span> <span class="n">u3</span><span class="o">-</span><span class="n">tool</span> <span class="o">-</span><span class="n">l</span> <span class="n">cruzer</span><span class="o">-</span><span class="n">autorun</span><span class="p">.</span><span class="n">iso</span> <span class="o">/</span><span class="n">dev</span><span class="o">/</span><span class="n">sg2</span> </pre></div> <p>Note that the partition size I used matches that of the partition on the 16GB device that I sourced the iso from, likely could have reduced that size as the ISO was only about 7MB. <br/> Then just ejected and connect to windows and ran the launch pad from the u3 cd device and it worked. </p></div>

2010-06-14T15:17:25Z2010-06-14T15:17:25ZTong Sunhttps://sourceforge.net/u/suntong001/https://sourceforge.net918b84fe88dd3656cd540262d320c1e266e512c0

<div class="markdown_content"><p>Hi, </p> <p>&gt; In general all U3 USB flash devices should be supported.<br /> &gt; The software is currently tested with the following drives:<br /> &gt; . . . Sandisk Cruzer Micro U3 4Gb</p> <p>Mine is exactly Sandisk Cruzer Micro U3 4Gb. I remove the U3 partition using the windows tools, but now I need to re-enable the CD partition, but failed to do so:</p> <p># u3-tool -p 1 /dev/sdb</p> <p>WARNING: Loading a new cd image causes the whole device to be whiped. This INCLUDES<br /> the data partition.<br /> I repeat: ANY EXCISTING DATA WILL BE LOST!</p> <p>Are you sure you want to continue? [yn] y<br /> u3_partition() failed: Failed rounding partition sectors: Device reported command failed: status 1</p> <p>Here are more info about my U3:</p> <p># dmesg | tail <br /> [297424.198345] usb-storage: device found at 7<br /> [297424.198349] usb-storage: waiting for device to settle before scanning<br /> [297429.197910] scsi 9:0:0:0: Direct-Access SanDisk U3 Cruzer Micro 4.04 PQ: 0 ANSI: 2<br /> [297429.199505] sd 9:0:0:0: [sdb] 8027793 512-byte hardware sectors: (4.11 GB/3.82 GiB)<br /> [297429.203161] sd 9:0:0:0: [sdb] Write Protect is off<br /> [297429.203170] sd 9:0:0:0: [sdb] Mode Sense: 03 00 00 00<br /> [297429.203176] sd 9:0:0:0: [sdb] Assuming drive cache: write through<br /> [297429.205003] sd 9:0:0:0: [sdb] 8027793 512-byte hardware sectors: (4.11 GB/3.82 GiB)<br /> [297429.205496] sd 9:0:0:0: [sdb] Write Protect is off<br /> [297429.205502] sd 9:0:0:0: [sdb] Mode Sense: 03 00 00 00<br /> [297429.205506] sd 9:0:0:0: [sdb] Assuming drive cache: write through<br /> [297429.205515] sdb: sdb1 sdb2<br /> [297429.208128] sd 9:0:0:0: [sdb] Attached SCSI removable disk<br /> [297429.208416] sd 9:0:0:0: Attached scsi generic sg3 type 0<br /> [297429.209154] usb-storage: device scan complete</p> <p># fdisk -l /dev/sdb</p> <p>Disk /dev/sdb: 4110 MB, 4110230016 bytes<br /> 255 heads, 63 sectors/track, 499 cylinders<br /> Units = cylinders of 16065 * 512 = 8225280 bytes<br /> Disk identifier: 0x000e99c0</p> <p>Device Boot Start End Blocks Id System<br /> /dev/sdb1 * 1 229 1839411 6 FAT16<br /> /dev/sdb2 230 499 2168775 83 Linux</p> <p># u3-tool -i /dev/sdb<br /> u3_partition_info() failed: Device reported command failed: status 1</p> <p># u3-tool -v -D /dev/sdb<br /> u3_partition_info() failed: Device reported command failed: status 1<br /> u3_data_partition_info() failed: Device reported command failed: status 1<br /> Chip info:<br /> - Manufacturer: SanDisk <br /> - Revision: 4.04</p> <p>Property page 0x03:<br /> - Device size: 4110230016 byte(0x007a7e91)<br /> - Device serial: 0000184CF471A6B0<br /> - Full record length: 0x00000077<br /> - Unknown1: 0x03<br /> - Unknown2: 0x54060781<br /> - Unknown3: 0x54060781</p> <p>Property page 0x0C:<br /> - Max. pass. try: 100</p> <p>Anyway for me to make it works?</p> <p>Thanks!</p></div>