Left here for archival purposes.

User avatar
By TerryE
#32793 Uses dev rather than dev140. Also remove any modules that your don't use. You really need more than 512Kb to run SSL successfully.
User avatar
By ap.esp8266
#33834 Thank you Terry for your suggestion.

Using de following compilation I get the same results.

NodeMCU custom build by frightanic.com
branch: dev
commit: 340edbbe2fe89fcef60a77e76d8f58163315bfe4
SSL: true
modules: node,file,gpio,wifi,net,tmr,uart
build built on: 2015-11-12 19:55
powered by Lua 5.1.4 on SDK 1.4.0

It will be a module missing?

PS: I am using an ESP8266-12E with 4MB