Hi all,
I'm getting intermittent slack post message errors in my Flow. It doesn't give out much detail except saying "The response is not in a JSON format."
I actually suspect it might be something to do with character size or how many lines of text there are. As I reduced the text length to half and it posts successfully but when I bring it back to the normal full length it fails and throws that error. Note that before I post to slack message I strip the text of all HTML tags first.
Is there a character or line limit for slack messages? If so how many characters and is there anyway around it? The Slack API seems to say that if the length is too long it'll just truncate it or post it in separate messages but Flow is throwing a error....
Although the error does not seem very descriptive but i usually get this error while when there is something not configured correctly in the Action Properties, if you can paste screenshots of your flow ; i can try to simulate at my end.
Hi @Mira_Ghaly
Thank you for the reply!
So here's a simple flow that I used to try and recreate the error and I'm able to.
The configuration for the post message is quite simple. I've tested it with shorter messages and it posts to the slack channel fine.
I then grabbed a 15 paragraph Lorem Ipsum sample text as I obviously can't provide in the forum the actual text from the slack notification. Below is the full text if you want to use it and try to recreate the issue.
Lorem ipsum dolor sit amet, consectetur adipiscing elit. Suspendisse consectetur diam ullamcorper lectus semper dapibus. Pellentesque et pretium augue, quis ultrices odio. Duis eu erat tellus. Ut feugiat ex in nisl dapibus gravida. Fusce et nunc efficitur, euismod ante et, vulputate erat. Donec augue purus, dictum et pretium nec, cursus ac lectus. Sed eget viverra magna. Duis tincidunt iaculis aliquet. Sed sed velit nec orci consequat aliquet.
Maecenas at erat pretium, pretium risus et, facilisis sem. Fusce vel risus sed dui pulvinar tincidunt et in ante. Nullam sit amet sem neque. Nulla suscipit mollis turpis, non posuere nisl vehicula vitae. Aliquam erat volutpat. Donec vel pretium est. Donec vulputate euismod iaculis. Sed purus urna, tincidunt sed tempor eget, congue ac leo. Proin nec accumsan nunc.
Vestibulum ante ipsum primis in faucibus orci luctus et ultrices posuere cubilia curae; Aenean commodo posuere scelerisque. Phasellus purus odio, condimentum et efficitur consectetur, hendrerit vitae dolor. Sed urna augue, finibus id est vehicula, imperdiet egestas turpis. Ut consectetur nulla vitae mauris ultricies, at porta magna auctor. Fusce non malesuada augue. Cras vitae dictum lacus. Proin in sollicitudin nunc, ac laoreet lectus. Quisque commodo odio eget leo blandit, vitae gravida neque gravida. Suspendisse a sapien maximus, dictum sem id, semper massa. Maecenas rutrum ac ligula sed hendrerit. Praesent finibus felis vitae elit congue, tristique varius elit feugiat. Ut viverra enim efficitur euismod dictum. Nullam suscipit eget eros id sollicitudin. Pellentesque vel nisi nisl. Mauris tellus purus, varius nec elit nec, iaculis varius leo.
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Curabitur vel dolor eget risus laoreet accumsan. Vestibulum aliquet in ex eget dictum. Pellentesque convallis ullamcorper velit quis eleifend. Curabitur ultrices magna non nisl laoreet, nec elementum arcu iaculis. Morbi pretium vitae magna a rutrum. Sed feugiat sollicitudin lectus sit amet scelerisque. Duis nec consequat nisl, non pulvinar turpis. Cras quis quam in lorem sodales convallis non sed tortor. Aliquam finibus rutrum tincidunt. Sed malesuada neque non pharetra porttitor. Suspendisse quis nisi sed urna imperdiet ullamcorper sit amet in diam. Orci varius natoque penatibus et magnis dis parturient montes, nascetur ridiculus mus. Etiam aliquet dui vel erat tempor, at venenatis tellus porttitor. Quisque ac tincidunt lorem. Class aptent taciti sociosqu ad litora torquent per conubia nostra, per inceptos himenaeos. Aenean tincidunt ac arcu in imperdiet.
Phasellus non nisl turpis. Nunc eu viverra velit. Aenean interdum eleifend placerat. Aenean lobortis, velit at molestie aliquam, massa lectus malesuada lacus, gravida malesuada elit dui a odio. Suspendisse in vestibulum nibh. Suspendisse dui neque, tristique sit amet mattis at, sodales vitae eros. Nullam ut aliquet ligula. Quisque accumsan, erat vel venenatis mattis, mauris nunc lobortis justo, ac vehicula enim nisl vel metus. Curabitur eget arcu nec lectus dapibus vulputate eu id sem. Maecenas ultricies quam odio, ornare euismod augue faucibus bibendum. Donec in laoreet lorem, a varius ex. Cras ac pretium magna. Phasellus sodales, odio a ullamcorper porta, urna sem imperdiet dui, at maximus velit orci a augue. Integer tincidunt purus vel aliquet sollicitudin.
Suspendisse potenti. Aenean pellentesque molestie orci, id bibendum ante porttitor dignissim. Quisque sodales, lectus id vehicula volutpat, mi justo rutrum leo, a posuere lectus ex a ligula. Quisque vulputate mollis orci, nec porta ligula dignissim ut. Ut at dolor non risus suscipit vestibulum. Quisque eu dignissim leo. Pellentesque hendrerit vitae felis tempor tempor. Aenean hendrerit lacinia vehicula. Proin tincidunt semper pellentesque. Mauris lacinia elit ac blandit consectetur. Nam lacinia facilisis vehicula. Quisque a arcu nec ante iaculis egestas. Aenean mattis eu est hendrerit lacinia. Maecenas eu sapien sit amet leo tristique scelerisque quis porta nisl. In hac habitasse platea dictumst. Aenean dapibus arcu tristique molestie ultricies.
In porttitor quis sem vestibulum pretium. Aenean neque nisi, aliquet vel sem blandit, accumsan ultricies lacus. Vivamus convallis dui ac porta tristique. Nam egestas accumsan odio, vitae tempor sapien dictum egestas. Nam sed feugiat purus. Nulla ut mauris sed orci posuere placerat. Orci varius natoque penatibus et magnis dis parturient montes, nascetur ridiculus mus. Nullam vel tempor est. Phasellus bibendum sed tellus sed dignissim.
Nullam ut bibendum lorem. Nam imperdiet sed sapien quis feugiat. Curabitur leo erat, tristique eget sagittis in, accumsan a leo. Nam eget ipsum lobortis, elementum neque non, porttitor orci. Proin eget purus sed dolor pharetra facilisis quis nec diam. Praesent sodales, ex in ornare congue, quam augue aliquam mauris, sit amet consequat diam neque a magna. Nunc varius orci non eros finibus vestibulum. Praesent nec massa id magna elementum placerat. Phasellus sit amet ex sit amet nibh consequat fermentum. Vivamus facilisis mattis enim, vel scelerisque elit laoreet sit amet. Donec sed efficitur ligula. Etiam interdum justo sed ullamcorper facilisis. Integer ut dictum nibh. Morbi non leo vel lectus commodo laoreet ut lobortis quam. Proin id dapibus lacus, non pellentesque erat.
Suspendisse ante metus, blandit nec diam at, gravida consectetur diam. Integer in tincidunt neque. Etiam pulvinar fermentum tellus, nec pulvinar ante eleifend sit amet. Aliquam sapien eros, sollicitudin eu auctor sit amet, tincidunt id tellus. Nam at urna sem. Praesent porta purus a urna fringilla gravida. In tempus sit amet nulla vitae tempus. Nam ut finibus ex, sed porttitor felis. Quisque mollis suscipit gravida. Etiam sed tempus diam. Etiam rhoncus sed erat sit amet viverra. Fusce vel finibus elit. Donec cursus at metus eget iaculis. Donec aliquam, enim vel lacinia feugiat, erat est aliquam nisi, ac tincidunt ipsum nisl a lectus.
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Etiam molestie lacinia ipsum. Duis blandit molestie diam eget consequat. Nam vitae ornare lectus, ullamcorper dictum eros. Vestibulum vitae eros quis odio scelerisque pretium. Nam viverra finibus nisl, aliquet imperdiet nisl dictum ac. Pellentesque quis turpis id lacus vehicula sagittis. Integer quam ligula, aliquet non tempus a, malesuada vel elit. Integer aliquet ipsum eu mauris vulputate, in efficitur felis lobortis. Etiam scelerisque consectetur quam non laoreet.
I'd then get that same unhelpful message. Again I suspect it's a length thing because If I just grab a snippet of that text it posts the message fine.
Question is whether there's a way to split the message into multiple posts I guess whilst ensuring not to split a text half way.
I believe it is like you said that the text is greater than the expected number of characters which i believe they are 4000
So you have to split as you have mentioned, i am trying to find out a way where you can split complete paragraphs
Hi @Mick282
I found a way to split by Paragraph but for you sample you will have to send 15 Posts will that be applicable; if yes will post the screenshots or share the sample flow with you.
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