Can't get feed working and getting errors

I am getting a weird error page when I submit the form at https://standoutonline.ca/~gumfight/estimates

It looks like this (and it actually goes much longer but didn’t paste it all here:

Error

Array
(
[Form Entry Data] => Array
(
[id] => 15
[form_id] => 1
[date_created] => 2013-04-04 21:10:17
[is_starred] => 0
[is_read] => 0
[ip] => 70.79.36.47
[source_url] => https://standoutonline.ca/~gumfight/estimates
[post_id] =>
[currency] => USD
[payment_status] =>
[payment_date] =>
[transaction_id] =>
[payment_amount] =>
[is_fulfilled] =>
[created_by] => 1
[transaction_type] =>
[user_agent] => Mozilla/5.0 (Macintosh; Intel Mac OS X 10.7; rv:19.0) Gecko/20100101 Firefox/19.0
[status] => active
[10] => Commercial
[11] => Stand Out Online
[1.3] => Lisa
[1.6] => Robinson
[4] => (604)762-7400
[5] => [email protected]
[9] => Richmond
[7] => TESTING LEAD GENERATION FORM SALES FORCE INTEGRATION
[12] => 5999 Andrews Rd Richmond
[3] =>
[6] =>
)

[Form Meta Data] => Array
(
[id] => 1
[title] => Estimate
[description] =>

Simply fill in the form below and we will get back to you with an estimate for the work you need done!

[labelPlacement] => top_label
[maxEntriesMessage] =>
[confirmation] => Array
(
[type] => message
[message] => Thanks for contacting us! We will get in touch with you shortly with your estimate.
[url] =>
[pageId] =>
[queryString] =>
[disableAutoformat] =>
)

[button] => Array
(
[type] => text
[text] => Submit
[imageUrl] =>
)

[fields] => Array
(
[0] => Array
(
[adminLabel] =>
[adminOnly] =>
[allowsPrepopulate] =>
[defaultValue] =>
[description] =>
[content] =>
[cssClass] =>
[errorMessage] =>
[id] => 10
[inputName] =>
[isRequired] => 1
[label] => Location Type
[noDuplicates] =>
[size] => medium
[type] => select
[postCustomFieldName] =>
[displayAllCategories] =>
[displayCaption] =>
[displayDescription] =>
[displayTitle] =>
[inputType] =>
[rangeMin] =>
[rangeMax] =>
[calendarIconType] =>
[calendarIconUrl] =>
[dateType] =>
[dateFormat] =>
[phoneFormat] =>
[addressType] =>
[defaultCountry] =>
[defaultProvince] =>
[defaultState] =>
[hideAddress2] =>
[hideCountry] =>
[hideState] =>
[inputs] =>
[nameFormat] =>
[allowedExtensions] =>
[captchaType] =>
[pageNumber] => 1
[captchaTheme] =>
[simpleCaptchaSize] =>
[simpleCaptchaFontColor] =>
[simpleCaptchaBackgroundColor] =>
[failed_validation] =>
[productField] =>
[enablePasswordInput] =>
[maxLength] =>
[enablePrice] =>
[basePrice] =>
[choices] => Array
(
[0] => Array
(
[text] => Residential
[value] => Residential
[isSelected] =>
[price] =>
)

[1] => Array
(
[text] => Commercial
[value] => Commercial
[isSelected] =>
[price] =>
)

)

https://www.ads-software.com/extend/plugins/gravity-forms-salesforce/