Can't access my site after trying to update og module

I am not sure if this is the place to post about this. I read what it said about reproducing the problem with no add-inns but I can't do that because I can no longer access my site. Can anyone advise what I should do? All I want to is get my site back up and running? This is what I got when I attempted to upgrade from og 7.2 - 7.3
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> Type Date Message User Operations
> php 07/16/2014 - 15:18 Warning: Illegal string offset 'field' in... Author
> php 07/16/2014 - 15:18 Warning: Illegal string offset 'field' in... Author
> php 07/16/2014 - 15:18 Warning: array_pop() expects parameter 1 to be array,... Author
> php 07/16/2014 - 15:18 Stricht warning: Only variables should be passed by... Author
> php 07/16/2014 - 15:18 Notice: Undefined index: update_success in update... Author
> php 07/16/2014 - 15:18 Recoverable fatal error: Argument 2 passed to... Anonymous (not verified)
> php 07/16/2014 - 15:18 Notice: Undefined variable: tags in reftagger_exclude... Author
> php 07/16/2014 - 15:17 Recoverable fatal error: Argument 2 passed to... Author
> php 07/16/2014 - 15:11 Recoverable fatal error: Argument 2 passed to... Anonymous (not verified)
> php 07/16/2014 - 15:11 Notice: Undefined variable: tags in reftagger_exclude... Anonymous (not verified)
> php 07/16/2014 - 15:10 Recoverable fatal error: Argument 2 passed to... Anonymous (not verified)
> php 07/16/2014 - 15:10 Notice: Undefined variable: tags in reftagger_exclude... Anonymous (not verified)
> php 07/16/2014 - 15:09 Recoverable fatal error: Argument 2 passed to... Anonymous (not verified)
> php 07/16/2014 - 15:09 Notice: Undefined variable: tags in reftagger_exclude... Anonymous (not verified)
> page not found 07/16/2014 - 15:08 favicon.ico Anonymous (not verified)
> php 07/16/2014 - 15:08 Recoverable fatal error: Argument 2 passed to... Anonymous (not verified)
> php 07/16/2014 - 15:08 Notice: Undefined variable: tags in reftagger_exclude... Anonymous (not verified)
> php 07/16/2014 - 15:00 Recoverable fatal error: Argument 2 passed to... Anonymous (not verified)
> php 07/16/2014 - 15:00 Notice: Undefined variable: tags in reftagger_exclude... Anonymous (not verified)
> user 07/16/2014 - 15:00 New user: bridgetbathkkdletarv (raspyblackmail1pa... Anonymous (not verified) edit
> php 07/16/2014 - 15:00 Notice: Undefined index: label in entity_token_token... Anonymous (not verified)
> php 07/16/2014 - 15:00 Notice: Undefined index: label in entity_token_token... Anonymous (not verified)
> php 07/16/2014 - 15:00 Notice: Undefined index: label in entity_token_token... Anonymous (not verified)
> php 07/16/2014 - 15:00 Notice: Undefined index: label in entity_token_token... Anonymous (not verified)
> php 07/16/2014 - 15:00 Notice: Undefined index: label in entity_token_token... Anonymous (not verified)
> php 07/16/2014 - 15:00 Notice: Undefined index: label in entity_token_token... Anonymous (not verified)
> php 07/16/2014 - 15:00 Notice: Undefined index: label in entity_token_token... Anonymous (not verified)
> php 07/16/2014 - 15:00 Notice: Undefined index: label in entity_token_token... Anonymous (not verified)
> php 07/16/2014 - 15:00 Notice: Undefined index: label in entity_token_token... Anonymous (not verified)
> php 07/16/2014 - 15:00 Notice: Undefined index: label in entity_token_token... Anonymous (not verified)
> php 07/16/2014 - 15:00 Notice: Undefined index: label in entity_token_token... Anonymous (not verified)
> php 07/16/2014 - 15:00 Notice: Undefined index: label in entity_token_token... Anonymous (not verified)
> php 07/16/2014 - 15:00 Notice: Undefined index: label in entity_token_token... Anonymous (not verified)
> php 07/16/2014 - 15:00 Notice: Undefined index: label in entity_token_token... Anonymous (not verified)
> php 07/16/2014 - 14:59 Recoverable fatal error: Argument 2 passed to... Anonymous (not verified)
> php 07/16/2014 - 14:59 Notice: Undefined variable: tags in reftagger_exclude... Anonymous (not verified)
> php 07/16/2014 - 14:59 Recoverable fatal error: Argument 2 passed to... Anonymous (not verified)
> php 07/16/2014 - 14:59 Notice: Undefined variable: tags in reftagger_exclude... Anonymous (not verified)
> access denied 07/16/2014 - 14:59 node/add Anonymous (not verified)
> php 07/16/2014 - 14:59 Recoverable fatal error: Argument 2 passed to... Anonymous (not verified)
> php 07/16/2014 - 14:59 Notice: Undefined variable: tags in reftagger_exclude... Anonymous (not verified)
> php 07/16/2014 - 14:59 Recoverable fatal error: Argument 2 passed to... Anonymous (not verified)
> php 07/16/2014 - 14:59 Notice: Undefined variable: tags in reftagger_exclude... Author
> php 07/16/2014 - 14:58 Recoverable fatal error: Argument 2 passed to... Anonymous (not verified)
> php 07/16/2014 - 14:58 Recoverable fatal error: Argument 2 passed to... Author
> php 07/16/2014 - 14:58 Recoverable fatal error: Argument 2 passed to... Anonymous (not verified)
> php 07/16/2014 - 14:58 Warning: array_keys() expects parameter 1 to be array... Anonymous (not verified)
> php 07/16/2014 - 14:58 Warning: array_keys() expects parameter 1 to be array... Anonymous (not verified)
> php 07/16/2014 - 14:58 Notice: Undefined variable: tags in reftagger_exclude... Author
> php 07/16/2014 - 14:58 Notice: Undefined index: label in entity_views_field... Author Pages
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> Warning: Cannot modify header information - headers already sent by (output started at /home/transbib/public_html/includes/common.inc:2607) in /home/transbib/public_html/includes/bootstrap.inc on line 1239
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> Warning: Cannot modify header information - headers already sent by (output started at /home/transbib/public_html/includes/common.inc:2607) in /home/transbib/public_html/includes/bootstrap.inc on line 1243
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> The website encountered an unexpected error. Please try again later.
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