<html><body><div style="color:#000; background-color:#fff; font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:16px"><div id="yui_3_16_0_1_1439980750910_13140">I am a total noob at linux but managed to do the following: <br></div><div id="yui_3_16_0_1_1439980750910_13583"><br></div><div id="yui_3_16_0_1_1439980750910_13665" dir="ltr">1. downloaded bash-4.1.tar.gz and placed in the root directory</div><div id="yui_3_16_0_1_1439980750910_13666" dir="ltr">2. <code class="" id="yui_3_16_0_1_1439980750910_13670">tar -xzf bash4.1.tar.gz</code></div><div id="yui_3_16_0_1_1439980750910_13707" dir="ltr"><code class="" id="yui_3_16_0_1_1439980750910_13670"> cd bash-4.1 <br></code></div><div id="yui_3_16_0_1_1439980750910_13708" dir="ltr"><code class="" id="yui_3_16_0_1_1439980750910_13670"> ./configure <br></code></div><div id="yui_3_16_0_1_1439980750910_13749" dir="ltr"><code class="" id="yui_3_16_0_1_1439980750910_13670"> make <br></code></div><div id="yui_3_16_0_1_1439980750910_13750" dir="ltr"><code class="" id="yui_3_16_0_1_1439980750910_13670"> sudo make install</code></div><div id="yui_3_16_0_1_1439980750910_13827" dir="ltr"><br><code class="" id="yui_3_16_0_1_1439980750910_13670"></code></div><div id="yui_3_16_0_1_1439980750910_13828" dir="ltr"><code class="" id="yui_3_16_0_1_1439980750910_13670">3. I then rebooted my box and bash --version It now says version 4.1.0(1)-release (i686-pc-linux-gnu)</code></div><div id="yui_3_16_0_1_1439980750910_14233" dir="ltr"><br><code class="" id="yui_3_16_0_1_1439980750910_13670"></code></div><div id="yui_3_16_0_1_1439980750910_14234" dir="ltr"><code class="" id="yui_3_16_0_1_1439980750910_13670">However I still get the error when running .sh file <br></code></div><div id="yui_3_16_0_1_1439980750910_14235" dir="ltr"><code class="" id="yui_3_16_0_1_1439980750910_13670">Processing Node Number: 2000 - Callsign: WB6NIL</code></div><div id="yui_3_16_0_1_1439980750910_14236" dir="ltr"><code class="" id="yui_3_16_0_1_1439980750910_13670">,/test.sh: line 43: ${f2,,}: bad substitution</code></div><div id="yui_3_16_0_1_1439980750910_14237" dir="ltr"><br><code class="" id="yui_3_16_0_1_1439980750910_13670"></code></div><div id="yui_3_16_0_1_1439980750910_14279" dir="ltr"><br></div><div id="yui_3_16_0_1_1439980750910_14242" dir="ltr"><code id="yui_3_16_0_1_1439980750910_14241">Any thoughts?</code><br><code class="" id="yui_3_16_0_1_1439980750910_13670"></code></div></div></body></html>