diff --git a/configure/E3/RULES_REQUIRE b/configure/E3/RULES_REQUIRE
index da876c85e9ead93e1242ee2924312b4216598674..71c8c5357ad7449b53801137eefa473b6421bb4c 100644
--- a/configure/E3/RULES_REQUIRE
+++ b/configure/E3/RULES_REQUIRE
@@ -4,10 +4,10 @@
 # because they are used in ONLY RULES_REQUIRE. It is easy to understand them.
 #
 # CentOS7.4 and Debian 8, it works
-IOCSH_HASH_VERSION:=$(shell git rev-parse --short HEAD)
+#IOCSH_HASH_VERSION:=$(shell git rev-parse --short HEAD)
 
 # If git rev-parse returns null, use the EPICS_MODULE_TAG
-IOCSH_HASH_VERSION?=$(EPICS_MODULE_TAG)
+#IOCSH_HASH_VERSION?=$(EPICS_MODULE_TAG)
 
 FILE_FILTER:= %~ %\#
 E3_ESSENVCFG_FILE := $(TOP)/tools/ess-env.conf
@@ -21,9 +21,9 @@ E3_IOC_CFG_FILES  += $(E3_MODULE_SRC_PATH)/tools/promptE3Env.bash
 E3_REQUIRE_CONF_FILES := $(filter-out $(FILE_FILTER), $(wildcard $(TOP)/configure/modules/*))
 
 
-.PHONY: e3-site-conf  e3-site-path requireconf
+.PHONY: e3-site-path requireconf # e3-site-conf
 
-requireconf: e3-site-path e3-site-conf e3-require-path
+requireconf: e3-site-path e3-require-path # e3-site-conf
 	$(QUIET) install    -m 755 $(wildcard $(E3_MODULE_SRC_PATH)/tools/*.tcl)  $(E3_REQUIRE_TOOLS)/
 	$(QUIET) install    -m 644 $(E3_MODULE_SRC_PATH)/tools/driver.makefile    $(E3_REQUIRE_TOOLS)/
 	$(QUIET) install    -m 755 $(E3_MODULE_SRC_PATH)/tools/*.sh    $(E3_REQUIRE_TOOLS)/
@@ -44,13 +44,13 @@ e3-site-path:
 	$(QUIET) install -d -m 755 $(E3_SITEAPPS_PATH)
 
 
-e3-site-conf:
-# Makefile VERSION > 4.x is needed, DEFINES_REQUIRE can be found in a19eb01
-#	$(QUIET) $(file > $(G_E3_CFG_FILE), $(E3_CFG_VARS))
-	$(QUIET)echo "declare -g DEFAULT_EPICS_BASE=$(E3_MODULES_PATH)"          > $(E3_CONFIG_FILE)
-	$(QUIET)echo "declare -g DEFAULT_REQUIRE_NAME=$(E3_REQUIRE_NAME)"       >> $(E3_CONFIG_FILE)
-	$(QUIET)echo "declare -g DEFAULT_REQUIRE_VERSION=$(E3_REQUIRE_VERSION)" >> $(E3_CONFIG_FILE)
-	$(QUIET)sed -i 's/^IOCSH_HASH_VERSION=.*/IOCSH_HASH_VERSION=$(IOCSH_HASH_VERSION)/g' $(E3_ESSENVCFG_FILE)
+#e3-site-conf:
+## Makefile VERSION > 4.x is needed, DEFINES_REQUIRE can be found in a19eb01
+##	$(QUIET) $(file > $(G_E3_CFG_FILE), $(E3_CFG_VARS))
+#	$(QUIET)echo "declare -g DEFAULT_EPICS_BASE=$(E3_MODULES_PATH)"          > $(E3_CONFIG_FILE)
+#	$(QUIET)echo "declare -g DEFAULT_REQUIRE_NAME=$(E3_REQUIRE_NAME)"       >> $(E3_CONFIG_FILE)
+#	$(QUIET)echo "declare -g DEFAULT_REQUIRE_VERSION=$(E3_REQUIRE_VERSION)" >> $(E3_CONFIG_FILE)
+#	$(QUIET)sed -i 's/^IOCSH_HASH_VERSION=.*/IOCSH_HASH_VERSION=$(IOCSH_HASH_VERSION)/g' $(E3_ESSENVCFG_FILE)
 
 
 
diff --git a/tools/ess-env.conf b/tools/ess-env.conf
deleted file mode 100644
index 326f21527fc3b615fb3c86562b84e9a1b7c7cb98..0000000000000000000000000000000000000000
--- a/tools/ess-env.conf
+++ /dev/null
@@ -1 +0,0 @@
-IOCSH_HASH_VERSION=d3c308e