diff --git a/apps/k8s-networking/app/src/main/java/org/onosproject/k8snetworking/util/K8sNetworkingUtil.java b/apps/k8s-networking/app/src/main/java/org/onosproject/k8snetworking/util/K8sNetworkingUtil.java
index 17240fb..dfe70f2 100644
--- a/apps/k8s-networking/app/src/main/java/org/onosproject/k8snetworking/util/K8sNetworkingUtil.java
+++ b/apps/k8s-networking/app/src/main/java/org/onosproject/k8snetworking/util/K8sNetworkingUtil.java
@@ -52,7 +52,6 @@
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-import java.io.IOException;
 import java.util.Arrays;
 import java.util.HashSet;
 import java.util.List;
@@ -176,8 +175,6 @@
             log.debug("JsonMappingException", e);
         } catch (JsonProcessingException e) {
             log.debug("JsonProcessingException", e);
-        } catch (IOException e) {
-            log.debug("IOException", e);
         }
         return null;
     }
diff --git a/apps/metrics/src/main/java/org/onosproject/metrics/intent/cli/IntentEventsMetricsCommand.java b/apps/metrics/src/main/java/org/onosproject/metrics/intent/cli/IntentEventsMetricsCommand.java
index 9fa8fe0..e7e6e23 100644
--- a/apps/metrics/src/main/java/org/onosproject/metrics/intent/cli/IntentEventsMetricsCommand.java
+++ b/apps/metrics/src/main/java/org/onosproject/metrics/intent/cli/IntentEventsMetricsCommand.java
@@ -15,7 +15,6 @@
  */
 package org.onosproject.metrics.intent.cli;
 
-import java.io.IOException;
 import java.util.concurrent.TimeUnit;
 
 import com.codahale.metrics.Gauge;
@@ -122,8 +121,6 @@
             return jsonNode;
         } catch (JsonProcessingException e) {
             log.error("Error writing value as JSON string", e);
-        } catch (IOException e) {
-            log.error("Error writing value as JSON string", e);
         }
         return null;
     }
diff --git a/apps/metrics/src/main/java/org/onosproject/metrics/topology/cli/TopologyEventsMetricsCommand.java b/apps/metrics/src/main/java/org/onosproject/metrics/topology/cli/TopologyEventsMetricsCommand.java
index 39e0b7f..78ff7af 100644
--- a/apps/metrics/src/main/java/org/onosproject/metrics/topology/cli/TopologyEventsMetricsCommand.java
+++ b/apps/metrics/src/main/java/org/onosproject/metrics/topology/cli/TopologyEventsMetricsCommand.java
@@ -15,7 +15,6 @@
  */
 package org.onosproject.metrics.topology.cli;
 
-import java.io.IOException;
 import java.util.concurrent.TimeUnit;
 
 import com.codahale.metrics.Gauge;
@@ -114,8 +113,6 @@
             return jsonNode;
         } catch (JsonProcessingException e) {
             log.error("Error writing value as JSON string", e);
-        } catch (IOException e) {
-            log.error("Error writing value as JSON string", e);
         }
         return null;
     }
diff --git a/apps/openstacknetworking/app/src/main/java/org/onosproject/openstacknetworking/util/OpenstackNetworkingUtil.java b/apps/openstacknetworking/app/src/main/java/org/onosproject/openstacknetworking/util/OpenstackNetworkingUtil.java
index 16dcc21..80d18b3 100644
--- a/apps/openstacknetworking/app/src/main/java/org/onosproject/openstacknetworking/util/OpenstackNetworkingUtil.java
+++ b/apps/openstacknetworking/app/src/main/java/org/onosproject/openstacknetworking/util/OpenstackNetworkingUtil.java
@@ -681,8 +681,6 @@
             log.debug("JsonMappingException caused by {}", e);
         } catch (JsonProcessingException e) {
             log.debug("JsonProcessingException caused by {}", e);
-        } catch (IOException e) {
-            log.debug("IOException caused by {}", e);
         }
         return null;
     }
diff --git a/drivers/cisco/rest/src/main/java/org/onosproject/drivers/cisco/rest/DeviceDescriptionDiscoveryCiscoImpl.java b/drivers/cisco/rest/src/main/java/org/onosproject/drivers/cisco/rest/DeviceDescriptionDiscoveryCiscoImpl.java
index 2703780..0f5e31b 100644
--- a/drivers/cisco/rest/src/main/java/org/onosproject/drivers/cisco/rest/DeviceDescriptionDiscoveryCiscoImpl.java
+++ b/drivers/cisco/rest/src/main/java/org/onosproject/drivers/cisco/rest/DeviceDescriptionDiscoveryCiscoImpl.java
@@ -40,7 +40,6 @@
 import org.onosproject.net.driver.AbstractHandlerBehaviour;
 import org.slf4j.Logger;
 
-import java.io.IOException;
 import java.util.ArrayList;
 import java.util.Iterator;
 import java.util.List;
@@ -134,8 +133,6 @@
             log.error("Failed to map Json", e);
         } catch (JsonProcessingException e) {
             log.error("Failed to processing Json", e);
-        } catch (IOException e) {
-            log.error("Failed to retrieve Device Information", e);
         }
         DefaultAnnotations.Builder annotations = DefaultAnnotations.builder();