code: public void setUpdateIssues(String updateIssues, boolean addOnIssues) {
  		Validate.notNull(updateIssues, "Parameter updateIssues must not be null.");
  
  		this.updateIssues = updateIssues;
  		this.addOnUpdateIssues = addOnIssues;
  	}
docs: Sets the issues that the newer version of the wrapped add-on or its extensions might have that prevents them from being
  run.
  <p>
  The contents should be in HTML.
  
  @param updateIssues the running issues of the add-on or its extensions, empty if there's no issues.
  @param addOnIssues {@code true} if the issues are caused by the add-on, {@code false} if are caused by the extensions
  @since 2.4.0
  @see #getUpdateIssues()