classcastexception

This morning I came in to my office and the first thing I saw: my company site crashed. Because of me I think. Now I tried for one hour and a half to fix this, but I found nothing and everybody looses their mind because the website doesn't work and I can't fix it (i'm alone. The creators of the site are gone or in holidays). So I hope you can help me out! I get this exception, when I call the dashboard.xhtml of my website. java.lang.ClassCastException: com.sun.faces.facelets.compiler.UIInstructions cannot be cast to org.primefaces.model.menu.MenuElement My problem is: in the whole exception,

This error just popped out of nowhere. Everything was working smoothly for the last 2 days. So why is this incorrect: In Questionnaire1.java snippet at line 45 for onCreate(): r_male = (RadioButton) findViewById(R.id.radio_male); r_female = (RadioButton) findViewById(R.id.radio_female); q1.xml snippet is as follows: <RadioGroup android:id="@+id/radiogroup1" android:layout_width="fill_parent" android:layout_height="wrap_content" android:orientation="horizontal" android:weightSum="100" android:paddingLeft="10pt" android:paddingBottom="10pt" > <RadioButton android:id="@+id/radio_male" android

I'm using a Double variable which holds the Item price. That variable is stored in postgresql database under a column of money type. I use setBigDecimal(position,value) SQL function.In other part, i'm using a JSpinner as input. Double current = 0.0; Double min = (double) Integer.MIN_VALUE; Double max = (double) Integer.MAX_VALUE; Double step = 0.1; JSpinner priceSpinner = new JSpinner(new SpinnerNumberModel(current, min, max, step)); When the user clicks on a button, I get the value entred by the user and put it in the database via SQL query. insertStmt.setBigDecimal(position,BigDecimal

I want to upload an image using a groovy on grails. My gsp page is as follows (I am showing a simplified version of the original) <g:form controller="post" action="save" enctype="multipart/form-data"> My picture <input type="file" name="myPicture" /> <g:submitButton name="submit" value="Save"/> </g:form> My domain class is as follows: class Post { byte[] myPicture static mapping = { myPicture type: "blob" } I need this mapping otherwise MySql will create a smallblob which is to small to fit the images static constraints = { myPicture(nullable:false) } } At the controller I have an action