Fix EdqsState.isApiReady

common/data/src/main/java/org/thingsboard/server/common/data/edqs/EdqsState.java

@@ -20,7 +20,8 @@ import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
 import lombok.Setter;
-import org.apache.commons.lang3.BooleanUtils;
+
+import static org.apache.commons.lang3.BooleanUtils.toBooleanDefaultIfNull;
 
 @Getter
 @NoArgsConstructor
@@ -34,14 +35,14 @@ public class EdqsState {
     private EdqsApiMode apiMode;
 
     public boolean updateEdqsReady(boolean ready) {
-        boolean changed = BooleanUtils.toBooleanDefaultIfNull(this.edqsReady, false) != ready;
+        boolean changed = toBooleanDefaultIfNull(this.edqsReady, false) != ready;
         this.edqsReady = ready;
         return changed;
     }
 
     @JsonIgnore
     public boolean isApiReady() {
-        return edqsReady && syncStatus == EdqsSyncStatus.FINISHED;
+        return toBooleanDefaultIfNull(edqsReady, false) && syncStatus == EdqsSyncStatus.FINISHED;
     }
 
     @JsonIgnore