diff --git a/doc/xschem_man/create_pdf_man b/doc/xschem_man/create_pdf_man
old mode 100644
new mode 100755
index 68cfa9bf..625e6f23
--- a/doc/xschem_man/create_pdf_man
+++ b/doc/xschem_man/create_pdf_man
@@ -22,12 +22,12 @@ generate_pdf () {
   root_file=$1
   output_file=$2
 
-  #### transform local urls to video tutorial videos to sourceforge hosted videos.
-  sed -i '/href *= *"video_tutorials\//s/="/="https:\/\/xschem.sourceforge.io\/stefan\/xschem_man\//' $root_file
   #### copy all docs in temporary directory since we must resize images.
   mkdir -p $tmpdir
   cp $(dirname $root_file)/*.html $(dirname $root_file)/*.png $tmpdir
   cd $tmpdir
+  #### transform local urls to video tutorial videos to sourceforge hosted videos.
+  sed -i '/href *= *"video_tutorials\//s/="/="https:\/\/xschem.sourceforge.io\/stefan\/xschem_man\//' $(basename $root_file)
   
   #### resize images since htmldoc does not fit images in pdf pages at all.
   sed -i '/<img/s/>/ width="640">/' *.html
diff --git a/doc/xschem_man/install_xschem.html b/doc/xschem_man/install_xschem.html
index 1d9c91c9..394c99b8 100644
--- a/doc/xschem_man/install_xschem.html
+++ b/doc/xschem_man/install_xschem.html
@@ -105,7 +105,7 @@ p{padding: 15px  30px 10px;}
  <li>If <kbd>../src/xchem.tcl</kbd> with respect to current dir is existing and
      <kbd>../xschem_library</kbd> is also existing then we are starting
      from a build directory, set <kbd>XSCHEM_SHAREDIR</kbd> to <kbd>&lt;current dir&gt;</kbd> and
-     also set <br><kbd>XSCHEM_LIBRARY_PATH</kbd> to <kbd>.:/../xschem_library/devices</kbd>.</li>
+     also set <br><kbd>XSCHEM_LIBRARY_PATH</kbd> to <kbd>../xschem_library/devices</kbd>.</li>
  <li>Else use compile-time (generated from configure script) provided <kbd>XSCHEM_SHAREDIR</kbd>.
  <li>Source system-wide xschemrc if existing: <kbd>XSCHEM_SHAREDIR/xschemrc</kbd></li>
  <li>If in current dir there is a <kbd>xschemrc</kbd> file source it.</li>
diff --git a/xschem_library/ngspice/amp_xschem.sch b/xschem_library/ngspice/amp_xschem.sch
index 8728f019..81c9f5f7 100644
--- a/xschem_library/ngspice/amp_xschem.sch
+++ b/xschem_library/ngspice/amp_xschem.sch
@@ -1,5 +1,6 @@
-v {xschem version=2.9.5_RC8 file_version=1.1}
+v {xschem version=3.0.0 file_version=1.2 }
 G {}
+K {}
 V {}
 S {}
 E {}
@@ -37,7 +38,7 @@ C {code_shown.sym} 30 -310 0 0 {name=CONTROL place=end value=".ac oct 1000 100 1
    settype decibel response
    gnuplot amp_xschem response xlog
    save all
-   op
+   * op
    write amp_xschem.raw
 .endc