[TYPO3-mvc] The value must be of type "Extension_model_name", but was of type "NULL".

[Alisha]

stop - it works..

Now in the new version I had an error in the declaration of the property 
"nummer".
Then the error was still in the name of the model..
thank you for your help!

alisha

Am 20.10.2011 14:23, schrieb Alisha:
> Hi,
> i renamed my models, but the error is the same..
> The value must be of type "Tx_Dancestudio_Domain_Model_Couple", but was
> of type "NULL".
>
> Property 'couple' could not be set. (#1236783102)
>
> What is the problem? i don't understand it...
> Greets
> a.
>
>
> Am 19.10.2011 23:11, schrieb Henjo Hoeksma:
>> Hi Alisha,
>>
>> a domain model should be preferably in the singular form, i.e.
>> 'Domain_Model_Couple' instead of '...Model_Couples'.
>>
>> I'm not sure but I guess this could trigger Extbase to handle it
>> inappropriately.
>>
>> Couples is a plural description. Try kickstart a test extension with the
>> same model name in singular form.
>>
>> Success!
>>
>> Henjo
>>
>> On Wed, Oct 19, 2011 at 22:13, Alisha<mail at alisha-huber.de> wrote:
>>
>>> Hi,
>>> i have a model eith 1 property and 3 relations (1:1).
>>> the edit-form throw the error
>>>
>>> The value must be of type "..Domain_Model_Couples", but was of type
>>> "NULL"
>>>
>>> also if the form is almost empty :
>>> <f:form method="post" action="update" name="couples" object="{couples}">
>>> <f:form.textfield property="nummer" /><br />
>>> <f:form.submit class="btn" value="anmelden" />
>>> </f:form>
>>>
>>> I'm going crazy because I dont find the error:-(
>>> my getNummer() and setNummer() are okay..
>>> i can debug the object in the template and its okay too.
>>>
>>> in the exception its called a method "setCouples("") with empty
>>> parameters,
>>> but my class is called "couples" , i have no property with this name.
>>> may
>>> have something to do with the error?
>>>
>>>
>>> the last lines of exceptions:
>>> 33 Tx_Extbase_MVC_Controller_**Argument::transformValue("")
>>>
>>>
>>> ..\extbase\Classes\MVC\**Controller\Argument.php:
>>>
>>> 00349: $this->value = $value;
>>> 00350: } else {
>>>
>>> 00351: $this->value = $this->transformValue($value);
>>>
>>> 00352: }
>>> 00353: return $this;
>>>
>>>
>>> 32 Tx_Extbase_MVC_Controller_**Argument::setValue("")
>>>
>>>
>>> H:\Programme\xampp\htdocs\**typo3\salsa\typo3\sysext\**
>>> extbase\Classes\MVC\**Controller\Arguments.php:
>>>
>>> 00225: if (in_array($**firstLowerCaseArgumentName,
>>> $this->getArgumentNames())) {
>>> 00226: $argument = parent::offsetGet($**firstLowerCaseArgumentName);
>>>
>>> 00227: $argument->setValue($**arguments[0]);
>>>
>>> 00228: } elseif (in_array($**firstUpperCaseArgumentName,
>>> $this->getArgumentNames())) {
>>> 00229: $argument = parent::offsetGet($**firstUpperCaseArgumentName);
>>>
>>>
>>> 31 Tx_Extbase_MVC_Controller_**Arguments::__call("setCouples"**, array)
>>>
>>> 30 Tx_Extbase_MVC_Controller_**Arguments::setCouples("")
>>>
>>> 29 call_user_func(array, "")
>>>
>>> Thank you for help!
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>