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<?xml-stylesheet type="text/xsl" href="https://devzone.nordicsemi.com/cfs-file/__key/system/syndication/rss.xsl" media="screen"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/" xmlns:wfw="http://wellformedweb.org/CommentAPI/" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>JLinkExe connect crashes firmware</title><link>https://devzone.nordicsemi.com/f/nordic-q-a/29923/jlinkexe-connect-crashes-firmware</link><description>Hello,
4 of 5 times when i want to connect to my firmware using RTT the firmware crashes.
Commands that i use are: 
 terminal one: JLinkExe -if SWD -device nrf52 -speed 4000 -autoconnect 1 
 terminal two: telnet localhost 19021 
 Now why i write</description><dc:language>en-US</dc:language><generator>Telligent Community 13</generator><lastBuildDate>Mon, 29 Jan 2018 08:55:15 GMT</lastBuildDate><atom:link rel="self" type="application/rss+xml" href="https://devzone.nordicsemi.com/f/nordic-q-a/29923/jlinkexe-connect-crashes-firmware" /><item><title>RE: JLinkExe connect crashes firmware</title><link>https://devzone.nordicsemi.com/thread/119008?ContentTypeID=1</link><pubDate>Mon, 29 Jan 2018 08:55:15 GMT</pubDate><guid isPermaLink="false">137ad170-7792-4731-bb38-c0d22fbe4515:12a4fff3-2908-4ac0-8b80-000f15d2115a</guid><dc:creator>schef</dc:creator><description>&lt;p&gt;No i have not. I should.&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item><item><title>RE: JLinkExe connect crashes firmware</title><link>https://devzone.nordicsemi.com/thread/119009?ContentTypeID=1</link><pubDate>Mon, 29 Jan 2018 08:18:05 GMT</pubDate><guid isPermaLink="false">137ad170-7792-4731-bb38-c0d22fbe4515:79317e36-b7bc-43eb-90ac-06a463724e8c</guid><dc:creator>Vidar Berg</dc:creator><description>&lt;p&gt;I updated my Jlink to 6.22g but did not manage to reproduce this (I.e., assert when attaching to running target). Have you tried the same with our SDK examples?&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item><item><title>RE: JLinkExe connect crashes firmware</title><link>https://devzone.nordicsemi.com/thread/119010?ContentTypeID=1</link><pubDate>Fri, 26 Jan 2018 10:40:26 GMT</pubDate><guid isPermaLink="false">137ad170-7792-4731-bb38-c0d22fbe4515:e670c9a9-5475-4412-99fa-7070282ae903</guid><dc:creator>schef</dc:creator><description>&lt;p&gt;I don&amp;#39;t want to reset the chip this is the thing :)&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item><item><title>RE: JLinkExe connect crashes firmware</title><link>https://devzone.nordicsemi.com/thread/119006?ContentTypeID=1</link><pubDate>Fri, 26 Jan 2018 10:38:13 GMT</pubDate><guid isPermaLink="false">137ad170-7792-4731-bb38-c0d22fbe4515:54027325-64eb-48db-bdd7-786162c95921</guid><dc:creator>schef</dc:creator><description>&lt;p&gt;Here is something i got &lt;code&gt;&amp;lt;error&amp;gt; app: fatal error id: 4097&lt;/code&gt;
&lt;code&gt;&amp;lt;error&amp;gt; app: SOFTDEVICE: INVALID MEMORY ACCESS&lt;/code&gt;
&lt;code&gt;app_error_save_and_stop&lt;/code&gt;
&lt;code&gt;ERROR 1405 [Unknown error code] at KGJh��@h:1024 - 1s&lt;/code&gt;&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item><item><title>RE: JLinkExe connect crashes firmware</title><link>https://devzone.nordicsemi.com/thread/119007?ContentTypeID=1</link><pubDate>Fri, 26 Jan 2018 10:32:08 GMT</pubDate><guid isPermaLink="false">137ad170-7792-4731-bb38-c0d22fbe4515:89d2ae1c-30e8-418a-9565-a40f50eab9c6</guid><dc:creator>Vidar Berg</dc:creator><description>&lt;p&gt;Hello,&lt;/p&gt;
&lt;p&gt;I&amp;#39;m using a similar approach for viewing RTT logs on windows, and haven&amp;#39;t experienced this problem. Maybe it helps if you reset the chip after connecting:&lt;/p&gt;
&lt;pre&gt;&lt;code&gt;jlink.exe (JLinkExe on ubuntu) -if SWD -device nrf52 -speed 4000 -autoconnect 1 -CommanderScript run.jlink
jlinkrttclient
&lt;/code&gt;&lt;/pre&gt;
&lt;p&gt;Attachment&lt;/p&gt;
&lt;ul&gt;
&lt;li&gt;&lt;a href="https://devzone.nordicsemi.com/attachment/ae4f3471be0a7c654c5032aba35eb7f2"&gt;run.jlink&lt;/a&gt;&lt;/li&gt;
&lt;/ul&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item></channel></rss>