...
      'StartDate' => array(
'type' => 'DateField', /* DateField */
'title' => 'Dátum začatia',
'checkRequirements' => array
(
'isFilledIn' => true,
'isDate' => true
),
'configuration' => array(
            'showcalendar' => true
         )
),
...

[Notice] Object of class OwnProjectContactForm could not be converted to int
GET /vlastni-projekt/

Line 46 in /home/pali/www/projects/idealnidum/public_html/sapphire/forms/TextField.php
Source

37    function Field() {
38       $attributes = array(
39          'type' => 'text',
40          'class' => 'text' . ($this->extraClass() ? $this->extraClass() : ''),
41          'id' => $this->id(),
42          'name' => $this->Name(),
43          'value' => $this->Value(),
44          'tabindex' => $this->getTabIndex(),
45          'maxlength' => ($this->maxLength) ? $this->maxLength : null,
46          'size' => ($this->maxLength) ? min( $this->maxLength, 30 ) : null
47       );
48       
49       if($this->disabled) $attributes['disabled'] = 'disabled';
50       
51       return $this->createTag('input', $attributes);
52    }

Trace

min(OwnProjectContactForm,30)
Line 46 of TextField.php
TextField->Field()
Line 127 of DateField.php
DateField->Field()
Line 1701 of CustomHtmlForm.php
CustomHtmlForm->CustomHtmlFormFieldByName(StartDate)
call_user_func_array(Array,Array)
Line 369 of ViewableData.php
ViewableData->obj(CustomHtmlFormFieldByName,Array,,1,)
Line 823 of ViewableData.php
ViewableData_Customised->obj(CustomHtmlFormFieldByName,Array,,1)
Line 446 of ViewableData.php
ViewableData->XML_val(CustomHtmlFormFieldByName,Array,1)
Line 56 of .cache.idprojects.templates.Layout.OwnProjectContactForm.ss