diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 99962907..8fd05501 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -151,7 +151,7 @@ jobs:
       - name: Checking OS version
         run: |
           echo "OS_NAME=$(lsb_release -si)-$(ls_release -sr)" >> $GITHUB_ENV
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
         with:
           submodules: 'true'
       - name: Install dependencies
@@ -163,13 +163,13 @@ jobs:
       # LIBFABRIC
       - name: Cache libfabric install
         id: cache-libfabric
-        uses: actions/cache@v2
+        uses: actions/cache@v4
         with:
           path: ${{ env.LIBFABRIC_INSTALL_DIR }}
           key: libfabric-${{ matrix.libfabric_version }}-${{ env.OS_NAME }}
       - name: Checkout libfabric
         if: steps.cache-libfabric.outputs.cache-hit != 'true'
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
         with:
           repository: ofiwg/libfabric
           path: repos/libfabric
@@ -188,13 +188,13 @@ jobs:
       - name: Cache XPMEM install
         if: ${{ matrix.xpmem_version }}
         id: cache-xpmem
-        uses: actions/cache@v2
+        uses: actions/cache@v4
         with:
           path: ${{ env.XPMEM_INSTALL_DIR }}
           key: xpmem-${{ matrix.xpmem_version }}-${{ env.OS_NAME }}
       - name: Checkout XPMEM
         if: ${{ matrix.xpmem_version }}
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
         with:
           repository: hjelmn/xpmem
           path: repos/xpmem
@@ -485,7 +485,7 @@ jobs:
       - name: Checking OS version
         run: |
           echo "OS_NAME=$(lsb_release -si)-$(ls_release -sr)" >> $GITHUB_ENV
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
         with:
           submodules: 'true'
       - name: Install dependencies
@@ -496,7 +496,7 @@ jobs:
 
       # XPMEM
       - name: Checkout XPMEM
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
         with:
           repository: hjelmn/xpmem
           path: repos/xpmem
@@ -515,13 +515,13 @@ jobs:
       # UCX
       - name: Cache UCX install
         id: cache-ucx
-        uses: actions/cache@v2
+        uses: actions/cache@v4
         with:
           path: ${{ env.UCX_INSTALL_DIR }}
           key: ucx-${{ matrix.ucx_version}}-${{ env.OS_NAME }}
       - name: Checkout UCX
         if: steps.cache-ucx.outputs.cache-hit != 'true'
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
         with:
           repository: openucx/ucx
           path: repos/ucx
@@ -577,7 +577,7 @@ jobs:
       - name: Checking OS version
         run: |
           echo "OS_NAME=$(lsb_release -si)-$(ls_release -sr)" >> $GITHUB_ENV
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
         with:
           submodules: 'true'
       - name: Install dependencies
@@ -588,7 +588,7 @@ jobs:
 
       # XPMEM
       - name: Checkout XPMEM
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
         with:
           repository: hjelmn/xpmem
           path: repos/xpmem
@@ -607,13 +607,13 @@ jobs:
       # Portals4
       - name: Cache Portals4 install
         id: cache-portals4
-        uses: actions/cache@v2
+        uses: actions/cache@v4
         with:
           path: ${{ env.PORTALS4_INSTALL_DIR }}
           key: portals4-${{ matrix.portals4_version}}-${{ env.OS_NAME }}
       - name: Checkout Portals4
         if: steps.cache-portals4.outputs.cache-hit != 'true'
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
         with:
           repository: regrant/portals4
           path: repos/portals4
@@ -656,7 +656,7 @@ jobs:
       - name: Checking OS version
         run: |
           echo "OS_NAME=$(lsb_release -si)-$(ls_release -sr)" >> $GITHUB_ENV
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
         with:
           submodules: 'true'
       - name: Install dependencies
@@ -667,7 +667,7 @@ jobs:
 
       # XPMEM
       - name: Checkout XPMEM
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
         with:
           repository: hjelmn/xpmem
           path: repos/xpmem
diff --git a/autogen.sh b/autogen.sh
index 2aec3ee8..f4106d09 100755
--- a/autogen.sh
+++ b/autogen.sh
@@ -2,7 +2,7 @@
 
 test -d ./config || mkdir ./config
 
-test -f modules/test-sos/configure.ac || { echo -n "WARNING: The test directory is empty. Please run the following command to install the SOS tests:\ngit submodule update --init"; }
+test -f modules/test-sos/configure.ac || { echo "ERROR: The test directory is empty. Please run the following command to install the SOS tests:"; echo "git submodule update --init"; exit 1; }
 
 FILES=./man/*.1
 echo -n "dist_man1_MANS =" > ./man/Makefile.am