diff --git a/CHANGELOG b/CHANGELOG
index ec0239e1..7a6176dd 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -44,6 +44,13 @@
 * Don't delete Dynamips ROM files. They are used to restore the nvram.
 * Adds pywin32 dependency in setup.py for Windows.
 
+## 1.3.10 04/09/2015
+
+* Catch exception when a process cannot be killed. Fixes #296.
+* Backport: fixes NAT NIO for Qemu VMs (do not launch any legacy scripts)
+* Fixes Unicode error. Fixes #290.
+* Don't delete Dynamips ROM files. They are used to restore the nvram.
+
 ## 1.4.0beta1 07/08/2015
 
 * Fix ram setting for Qemu
diff --git a/gns3server/modules/dynamips/hypervisor.py b/gns3server/modules/dynamips/hypervisor.py
index e6586e02..127e9239 100644
--- a/gns3server/modules/dynamips/hypervisor.py
+++ b/gns3server/modules/dynamips/hypervisor.py
@@ -151,7 +151,12 @@ class Hypervisor(DynamipsHypervisor):
             except asyncio.TimeoutError:
                 if self._process.returncode is None:
                     log.warn("Dynamips process {} is still running... killing it".format(self._process.pid))
-                    self._process.kill()
+                    try:
+                        self._process.kill()
+                    except OSError as e:
+                        log.error("Cannot stop the Dynamips process: {}".format(e))
+                    if self._process.returncode is None:
+                        log.warn('Dynamips hypervisor with PID={} is still running'.format(self._process.pid))
 
         if self._stdout_file and os.access(self._stdout_file, os.W_OK):
             try:
diff --git a/gns3server/modules/vpcs/vpcs_vm.py b/gns3server/modules/vpcs/vpcs_vm.py
index b065e49f..8929b556 100644
--- a/gns3server/modules/vpcs/vpcs_vm.py
+++ b/gns3server/modules/vpcs/vpcs_vm.py
@@ -271,11 +271,12 @@ class VPCSVM(BaseVM):
                     yield from wait_for_process_termination(self._process, timeout=3)
                 except asyncio.TimeoutError:
                     if self._process.returncode is None:
-                        log.warn("VPCS process {} is still running... killing it".format(self._process.pid))
                         try:
                             self._process.kill()
                         except OSError as e:
-                            raise VPCSError("Can not stop the VPCS process: {}".format(e))
+                            log.error("Cannot stop the VPCS process: {}".format(e))
+                        if self._process.returncode is None:
+                            log.warn('VPCS VM "{}" with PID={} is still running'.format(self._name, self._process.pid))
 
         self._process = None
         self._started = False
diff --git a/gns3server/version.py b/gns3server/version.py
index 485cc237..9dc3e598 100644
--- a/gns3server/version.py
+++ b/gns3server/version.py
@@ -23,5 +23,5 @@
 # or negative for a release candidate or beta (after the base version
 # number has been incremented)
 
-__version__ = "1.4.0dev8"
+__version__ = "1.4.0.dev8"
 __version_info__ = (1, 4, 0, 8)