diff --git a/scripts/Bootstrap/compile_pmodules.sh b/scripts/Bootstrap/compile_pmodules.sh
index 5c38325..9d60e93 100755
--- a/scripts/Bootstrap/compile_pmodules.sh
+++ b/scripts/Bootstrap/compile_pmodules.sh
@@ -8,13 +8,13 @@ source "${BASE_DIR}/config/Pmodules.conf"
 unset PMODULES_HOME
 source "/opt/psi/config/environment.bash"
 
-${BOOTSTRAP_DIR}/gettext/build --bootstrap
-${BOOTSTRAP_DIR}/getopt/build --bootstrap
-${BOOTSTRAP_DIR}/dialog/build --bootstrap
-${BOOTSTRAP_DIR}/bash/build --bootstrap
-${BOOTSTRAP_DIR}/Tcl/build --bootstrap
+${BOOTSTRAP_DIR}/gettext/build --bootstrap || { echo "compiling 'gettext' failed!"; exit 1; }
+${BOOTSTRAP_DIR}/getopt/build --bootstrap  || { echo "compiling 'getopt' failed!"; exit 1; }
+${BOOTSTRAP_DIR}/dialog/build --bootstrap  || { echo "compiling 'dialog' failed!"; exit 1; }
+${BOOTSTRAP_DIR}/bash/build --bootstrap    || { echo "compiling 'bash' failed!"; exit 1; }
+${BOOTSTRAP_DIR}/Tcl/build --bootstrap     || { echo "compiling 'Tcl' failed!"; exit 1; }
 
 # we have to remove the init directory - otherwise the next build will fail...
 rm -rf "${PMODULES_HOME}/init"
-${BOOTSTRAP_DIR}/Modules/build --bootstrap
+${BOOTSTRAP_DIR}/Modules/build --bootstrap || { echo "compiling 'Modules' failed!"; exit 1; }
 mv -v "${PMODULES_HOME}/bin/modulecmd" "${PMODULES_HOME}/bin/modulecmd.tcl"