Strange Error after Clicking on Publish Post

hello W3 total Cache Support team,

I have been using this plugin since long time but never faced this problem before. I started just after WordPress 3.7 Update. Whenever I click on Publish post Instead of returning to editor it shows some strange error on screen. below is the snippet of the error message.its not full error message since it will occupy much space..
I’m getting this error on this site https://www.ebuzznet.com/

Array ( [headers] => Array ( [server] => nginx/1.4.4 [accept-ranges] => bytes [pragma] => public [x-powered-by] => W3 Total Cache/0.9.3 [content-type] => image/jpeg [last-modified] => Sat, 07 Dec 2013 17:44:30 GMT [x-original-content-length] => 89561 [etag] => W/"PSA-aj-98bkxOj8eH" [date] => Sat, 07 Dec 2013 18:03:20 GMT [expires] => Sun, 07 Dec 2014 17:44:29 GMT [cache-control] => max-age=31534868 [x-xss-protection] => 1; mode=block [alternate-protocol] => 80:quic ) [body] => ???àJFIF??C %# , #&')*)-0-(0%()(??C (((((((((((((((((((((((((((((((((((((((((((((((((((??,?"?????úéˉ$y??|óí???Nn/Te:ò?à??_???\ò??oia1í?ó?:*-óEó?yühú_8òví??€úO???ú?]’??y?Cò0y???3?yZ2xy?[ót?íT???éóo???4/?é?~7???|7¨<·§’????V?a?wíòó?ni′{>C×Eù\y\y\y\y\y\y\y\y\y\y\y\y\y\y\y\y\y\y\yìI?? ‘??\ak?/Sà5μe?’???yVm5μ-?‘?dk?F±‘?dka á7ìpk?F±‘?dk?F±‘?d?è?9?=yj9úv?? ghü?K¨ógB￡?ì)?òg¨ó·]1?|??ú?’???·ú???§^.ì?y\ò￠z]Au?P]Au?P]Au?/aL“?é>[ì~/ò??t{m??z¨ ?&$<?XQq?T!$BBi|+j?~o?x?zug???7è?¨. o?ê¨. o?ê¨. o?ê¨&?#é??3—.y÷?#ˉCM\?mg·FcóNèEDD??? t?/K?ú???üG<?—^e0z>y^Zdè??u?xég?Y?kàHè*"&5<ú?“?/￥m\z￠l???€êjóoù?¤?÷??W!?èur\?W!?èPTG>??kó±nW?=9?μqê‰3–CDaü2???ü±6+???*°a?“j–P‰ausk￡“?o?ú§a&??@?°?z~Y￡§ -ó???ü?70?ì#wt@à*μOTM€<?K?f?ü*wp?t2 ?r5¤@(¨V?=Q6?? ??gHa;?T8?ê?D€2 €mS?;°è’—^Dú,BjM:s-z\”@2 €mS?;°?€?ó?9?Rüúò-jüBBQP￥èzì±7-?kdù?A-?kdù?A-?kdù?A-?kdù?Aˉ^Gh?’—^E-??í9V?-?$ e ^??7?í7N{(÷üy￥?P]Au?P]Au?P]Ao'??3?à?J??G“ê××o'ór???y?D‘?￥NV??èBGKE?H ¨R?6-￠o?h￡P?:FI?34?í=5???+3r?èìA sé?o9???‰?T)z???6??y??H$?(( @—??F}1u?v1"$"@‘?—?í?Mo3Vo[ ?è52 l?[ ?è52 l?[ ?è52 l?[ ?è52 l?üoò;Dá10LL@” @”??+1 “03@P!2A#4?ú|l1R2 z??A6pp?ê:ú}?·u ?ê?>R?3??8òè *?ú]￥PU￥P_K 4oJ ?Q*h?F?Dh?G??–^“t??j÷~ü:?9’|…”?￠|I??”l5?Tí?¤-GN”ê-¤{?§í?idtí ‘??SB?±ìu4?y?μt*+)a’}dNW?(??J>￥=ll|?e1￡??>#C?￥?D?U 5jW??-Bj?&?@j”q?$Mj??híf??ueUá??ìdZ?V.?U SXùa)’§?:ê?3??ó?h]??aIü¤24?ê,ò?òyZudáU\ou!§Ru!§Ru!§Ru!§R á”?]””ò)GpêDv—Fitf?Ditbpú4o#K￠4ê#L￠4ê#K￠4ê#L￠4ê#K￠4o#L￠4ê#L￠4o#K￠4ê#K￠4ê#K￠4o#K￠4o#K￠4o#L￠4ê#L￠4o#L￠4o#L￠4o#K￠4ê#L￠4o#K￠4o#L￠4ê#K￠4o3K¤4oCL￡’…dwB\??E j??K??ê?.íc“üarTMó¨–“·?jó2x `

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